Teofilo Stevenson and Muhammad Ali

Former Cuban boxer Teofilo Stevenson (R), a three-time world amateur boxing champion, greets former world heavyweight champion US Muhammad Ali (L) on 18 January upon his arrival at the Jose Marti International Airport in Havana, Cuba. Stevenson --who won 301 of the 321 fights he took part-- died of a heart attack at the age of 60 in Havana on June 11, 2012. (Credit: POOL/AFP/GettyImages)

Arnold Palmer and Muhammad Ali

Miamia Gardens, UNITED STATES: Golfing legend Arnold Palmer (L) shakes hands with former three-time world heavyweight boxing champion Muhammad Ali (C) beside Dwyane Wade (R) of the Miami Heat before the 2007 FedEx Orange Bowl between the Louisville Cardinals and the Wake Forest Demon Deacons at Dolphin Stadium 02 January 2007 in Miami Gardens, Florida. (Credit: LYNNE SLADKY/AFP/Getty Images)

San Antonio Spurs v Phoenix Suns

PHOENIX - MARCH 9: Former Heavy-weight Boxing Champion, Muhammad Ali, poses with the Phoenix Suns' Gorilla as the Suns host the San Antonio Spurs in an NBA game played at U.S. Airways Center on March 9, 2008 in Phoenix, Arizona. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, user is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2008 NBAE (Credit: Barry Gossage/NBAE via Getty Images)

2008 Ryder Cup Previews - Day 5

Assistant Captain Raymond Floyed, Kenny Perry, J B Holmes, and Jim Furyk pose with Muhammad Ali prior to the 2008 Ryder Cup at Valhalla Golf Club on September 18, 2008 in Louisville, Kentucky. (Credit: Harry How/Getty Images)

Detroit Pistons v Phoenix Suns

PHOENIX - NOVEMBER 16: Richard Hamilton #32 of the Detroit Pistons poses for a picture with boxing legend Muhammad Ali before the game against the Phoenix Suns on November 16, 2008 at US Airways Center in Phoenix, Arizona. The Suns won 104-86. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and/or using this Photograph, user is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2008 NBAE (Credit: Barry Gossage/NBAE via Getty Images)

Chicago Bulls v Phoenix Suns

PHOENIX - JANUARY 31: Shaquille O'Neal #32 of the Phoenix Suns greets boxing legend Muhammad Ali as the Suns host the Chicago Bulls in an NBA game played on January 31, 2009, at U.S. Airway Center in Phoenix, Arizona. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this Photograph, user is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2009 NBAE (Credit: Barry Gossage/NBAE via Getty Images)

40th NAACP Image Awards - Show

The 40th NAACP Image Awards held at the Shrine Auditorium on February 12, 2009 in Los Angeles, California. (Credit: Vince Bucci/Getty Images)

2009 NBA All-Star Game

PHOENIX - FEBRUARY 15: Legendary boxer Muhammad Ali poses for a picture with the Eastern Conference prior to the 58th NBA All-Star Game, part of 2009 NBA All-Star Weekend, at US Airways Center on February 15, 2009 in Phoenix, Arizona. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2009 NBAE (Credit: Bill Baptist/NBAE via Getty Images)

2009 NBA All-Star Game

Western Conference of the Eastern Conference during the 58th NBA All-Star Game, part of 2009 NBA All-Star Weekend, at US Airways Center on February 15, 2009 in Phoenix, Arizona. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2009 NBAE (Credit: Garrett Ellwood/Getty Images)

2009 NBA All-Star Game Celebrities and Performances

Western Conference of the Eastern Conference during the 58th NBA All-Star Game, part of 2009 NBA All-Star Weekend, at US Airways Center on February 15, 2009 in Phoenix, Arizona. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. Mandatory Copyright Notice: Copyright 2009 NBAE (Credit: Andrew D Bernstein/Getty Images)

Muhammad Ali's Celebrity Fight Night XV - Show

Muhammad Ali's Celebrity Fight Night XV held at the JW Marriott Desert Ridge Resort & Spa on March 28, 2009 in Phoenix, Arizona. (Credit: Michael Buckner/Getty Images)

Muhammad Ali's Celebrity Fight Night XV - Show

Muhammad Ali's Celebrity Fight Night XV held at the JW Marriott Desert Ridge Resort & Spa on March 28, 2009 in Phoenix, Arizona. (Credit: Michael Buckner/Getty Images)

Chicago White Sox v Cincinnati Reds

CINCINNATI, OH - JUNE 20: Former boxing champion Sugar Ray Leonard (L) looks on after presenting the Major League Baseball Beacon Award to former heavyweight boxing champion Muhammad Ali prior to the Gillette Civil Right Game between the Cincinnati Reds and Chicago White Sox at Great American Ball Park on June 20, 2009 in Cincinnati, Ohio. (Credit: Joe Robbins/Getty Images)

Chicago White Sox v Cincinnati Reds

CINCINNATI, OH - JUNE 20: Entertainer Bill Cosby (right) sits with former heavyweight boxing champion Muhammad Ali before both received Major League Baseball Beacon Awards prior to the Gillette Civil Right Game between the Cincinnati Reds and Chicago White Sox at Great American Ball Park on June 20, 2009 in Cincinnati, Ohio. (Credit: Joe Robbins/Getty Images)

Boston Red Sox v New York Yankees

New York, N.Y. Boxing Great Muhammad Ali waves to the crowd during a ceremony honoring him before the game between the Boston Red Sox and the New York Yankees the AL baseball game at Yankee Stadium on August 6, 2009 in New York, New York. (Credit: Paul Bereswill/Getty images)

Boston Red Sox v New York Yankees

NEW YORK - AUGUST 06: Boxing great Muhammad Ali adjusts a New York Yankees cap during a ceremony honoring him with the "Six Star Diamond Award" from the American Academy of Hospitality Sciences before the AL baseball game between the Boston Red Sox and the New York Yankees at Yankee Stadium on August 6, 2009 in New York, New York. (Credit: Paul Bereswill/Getty Images)

Muhammad Ali

Sporting legend Muhammad Ali (C) is pictured with British boxer Ricky Hatton (2nd R) as he leaves Hatton's gym in Hyde Manchester, north-west England on August 26, 2009. Boxing legend Muhammad Ali will appear at three dinners held in his honour at British sports stadiums during his visit to the UK. Ali will be raising money to support his various charities including his cultural centre in his home town of Louisville, Kentucky. (Credit: TONY SPENCER/AFP/Getty Images)

Mohammad Ali Visits Ricky Hatton's Gym

Boxing legend Muhammad Ali arrives at Ricky Hatton's gym as part of his Uk charity tour on August 26, 2009 in Manchester, England. Ali met the Manchester boxer Ricky Hatton as part of his charity tour of the Uk where he is raising cash for the charities that he supports. He was greeted with chants of 'Ali' by the crowd waiting for a glimpse of the sporting hero who although frail managed to wave at the crowd. (Credit: Christopher Furlong/Getty Images)

UNICEF Ball Honoring Jerry Weintraub - Inside

Muhammad Ali, wife Lonnie Ali, Angelina Jolie, and Brad Pitt attend the UNICEF Ball honoring Jerry Weintraub held at the Beverly Wilshire Hotel on December 10, 2009 in Beverly Hills, California. (Credit: Kevin Winter/Getty Images)

Floyd Mayweather Jr. v Shane Mosley

Floyd Mayweather Jr. Shane Mosley welterweight bout at the MGM Grand Garden Arena May 1, 2010 in Las Vegas, Nevada. (Credit: Ethan Miller/Getty Images)

Muhammad Ali

Boxing legend Muhammad Ali salutes the crowd before the start of the Floyd Mayweather Jr. and Shane Mosley welterweight fight at the MGM Grand Garden Arena on May 1, 2010 in Las Vegas, Nevada. (Credit: GABRIEL BOUYS/AFP/Getty Images)

Floyd Mayweather Jr. v Shane Mosley

LAS VEGAS - MAY 01: Boxing legend Muhammad Ali looks on during the Floyd Mayweather Jr. and Shane Mosley welterweight fight at the MGM Grand Garden Arena on May 1, 2010 in Las Vegas, Nevada. (Credit: Jed Jacobsohn/Getty Images)

Muhammad Ali

World Heavyweight Boxing Champion Muhammad Ali attends a news conference at the National Press Club on May 24, 2011 in Washington, DC. Ali and other prominent American Muslims and clergy appealed to Iran's Supreme Leader for the release Shane Bauer and Josh Fattal, the two U.S. hikers detained in Iran since July 31, 2009. (Credit: YURI GRIPAS/AFP/Getty Images)

Muhammad Ali and Will Smith

Boxing legend Muhammad Ali (L) talks with actor Will Smith before the start of the Floyd Mayweather Jr. and Shane Mosley welterweight fight at the MGM Grand Garden Arena on May 1, 2010 in Las Vegas, Nevada. (Credit: GABRIEL BOUYS/AFP/Getty Images)

Gleason's Gym

Bruce Silverglade, President of Gleason's Gym, points to an autograph of Muhammad Ali at Gleason's Gym January 14, 2012 in New York. The great heavyweight boxer, who trained at Gleason's, turns 70 years-old on January 17, 2012. (Credit: DON EMMERT/AFP/Getty Images)

Muhammad Ali

World Heavyweight Boxing Champion Muhammad Ali attends a news conference at the National Press Club on May 24, 2011 in Washington, DC. Ali and other prominent American Muslims and clergy appealed to Iran's Supreme Leader for the release Shane Bauer and Josh Fattal, the two US hikers detained in Iran since July 31, 2009. (Credit: YURI GRIPAS/AFP/Getty Images)

Muhammad Ali

Former heavyweight World boxing champion Muhammad Ali (2nd L) is flanked by unidentified American hostages on December 02, 1990 at Amman International airport after their arrival from Baghdad. Ali was instrumental in the release of 15 US hostages held captive in Iraq. (Credit: RABIH MOGHRABI/AFP/Getty Images)

Muhammad Ali

Former heavyweight world boxing champion Muhammad Ali (C) kisses a child on October 05, 1986 after praying at the Mosque of Muhammad Ali Pasha or Alabaster Mosque in Cairo, Egypt. (Credit: MIKE NELSON/AFP/Getty Images)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

Keep Memory Alive's 16th Annual "Power Of Love Gala" on February 18, 2012 in Las Vegas, Nevada. (Credit: Ethan Miller/Getty Images)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

Keep Memory Alive's 16th Annual "Power Of Love Gala" on February 18, 2012 in Las Vegas, Nevada. (Credit: Ethan Miller/Getty Images)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

Keep Memory Alive's 16th Annual "Power Of Love Gala" on February 18, 2012 in Las Vegas, Nevada. (Credit: Ethan Miller/Getty Images)

NCAA Basketball Tournament - Louisville v Michigan State

2012 NCAA Men's Basketball West Regional Semifinal game at US Airways Center on March 22, 2012 in Phoenix, Arizona. (Credit: Christian Peterson/Getty Images)

Muhammad Ali's Celebrity Fight Night XVIII

Director David Foster (R) bumps fists with boxing legend Muhammad Ali on stage at the Muhammad Ali's Celebrity Fight Night XVIII on March 24, 2012 in Phoenix, Arizona. The event supports the fight against Parkinson's disease and this year also celebrates Ali's 70th birthday. (Credit: ROBYN BECK/AFP/Getty Images)

Muhammad Ali's Celebrity Fight Night XVIII

Boxing legend Muhammad Ali listens to actress Miley Cyrus on stage at the Muhammad Ali's Celebrity Fight Night XVIII on March 24, 2012 in Phoenix, Arizona. The event supports the fight against Parkinson's disease and this year also celebrates Ali's 70th birthday. (Credit: ROBYN BECK/AFP/Getty Images)

Muhammad Ali's Celebrity Fight Night XVIII

Boxing legend Muhammad Ali listens as NFL Pro Bowl wide receiver Larry Fitzgerald speaks on stage at the c on March 24, 2012 in Phoenix, Arizona. The event supports the fight against Parkinson's disease and this year also celebrates Ali's 70th birthday. (Credit: ROBYN BECK/AFP/Getty Images)

Muhammad Ali's Celebrity Fight Night XVIII

Boxing legend Muhammad Ali adjusts his glasses on stage at Muhammad Ali's Celebrity Fight Night XVIII on March 24, 2012 in Phoenix, Arizona. Fight Night supports the fight against Parkinson's disease and this year also celebrates Ali's 70th birthday. (Credit: ROBYN BECK/AFP/Getty Images)

St Louis Cardinals v Miami Marlins

Muhammad Ali with Miami Marlins owner Jeffery Loria during opening Day at Marlins Park on April 4, 2012 in Miami, Florida. (Credit: Mike Ehrmann/Getty Images)

Muhammad Ali

Boxing legend Muhammad Ali (L) strikes a pose as he arrives with his wife Lonnie (C) and US boxing promoter Don King to watch his daughter Laila Ali take on Sweden's Asa Maria Sandell in a non-title bout in Berlin 17 December 2005. Ali received the Otto Hahn Peace medal earlier in the day. (Credit: MARCUS BRANDT/AFP/Getty Images)

'Celebrity Fight Night X' - Show

PHOENIX, AZ - MARCH 27: Muhammad Ali and Lonnie ali onstage at 'Celebrity Fight Night X', a charity event to raise money for the Muhammad Ali Parkinson Research Center at Barrow Neurological Institute March 27, 2004, in Pheonix, Arizona. The 'Muhammad Ali Awards' are a way to acknowledge leaders in sports, entertainment and business communities who best represent the qualities associated with Ali's fight to find a cure. (Credit: Carlo Allegri/Getty Images)

DC: 2004 Kahlil Gibran Awards

WASHINGTON - MAY 4: Mohammad Ali throws performs a magic trick, at the 2004 Kahlil Gibran Spirit of Humanity Awards, sponsored by the Arab American Institute in Washington on Wednesday May 4, 2004. Ali was honoured because he has devoted much of his life to championing humanitarian causes in the developing world. (Credit: Stephen J. Boitano/Getty Images)

MTV Networks UpFront At The Paramount MSG

NEW YORK - MAY 5: Former New York City Mayor Rudolph Giuliani and Boxer Muhammad Ali trade some punches backstage during the MTV Networks UpFront at The Theater at Madison Square Garden May 5, 2004 in New York City. (Credit: Matthew Peyton/Getty Images)

75th All-Star Game

HOUSTON - JULY 13: Muhammad Ali walks on to the field before he and the children of the Boys and Girls club throw out the first pitch before the Major League Baseball 75th All-Star Game at Minute Maid Park on July 13, 2004 in Houston, Texas. (Credit: Brian Bahr/Getty Images)

Premiere Of "Collateral" - Arrivals

LOS ANGELES - AUGUST 2: Boxer Muhammad Ali (L) and actor Tom Cruise (R) arrive at the world premiere of "Collateral" at the Orpheum Theatre August 2, 2004 in Los Angeles, California. (Credit: Kevin Winter/Getty Images)

CA: Premiere Of "Collateral" - Arrivals

LOS ANGELES - AUGUST 2: Former heavyweight boxing champion Muhammad Ali and singer Diana Ross arrive at the World Premiere of "Collateral" at the Orpheum Theatre on August 2, 2004 in Los Angeles, California. (Credit: Kevin Winter/Getty Images)

Muhammad Ali At Barnes And Noble

NEW YORK - DECEMBER 2: Former heavyweight champ Muhammad Ali (L) and actor Tony Danza make an appearance at Barnes and Noble to meet fans and to promote Muhammad's new book, "The Soul of a Butterfly" on December 2, 2004 in New York City. (Credit: Peter Kramer/Getty Images)

Muhammad Ali At Barnes And Noble

NEW YORK - DECEMBER 2: Former heavyweight champ Muhammad Ali and his daughter, Hana Yasmeen Ali, make an appearance at Barnes and Noble to meet fans and to promote his new book, "The Soul of a Butterfly" on December 2, 2004 in New York City. (Credit: Peter Kramer/Getty Images)

Los Angeles Marathon XX

LOS ANGELES, CA - MARCH 6: Boxing legend Muhammad Ali (R) and former police chief and current mayoral candidate, Bernard Parks, pose for photos just after the start of the 20th anniversary of the Los Angeles Marathon on March 6, 2005 in Los Angeles, California. (Credit: Doug Benc/Getty Images)

Laila Ali vs Erin Toughill

Laila Ali receives a kiss from her father, Muhammad Ali, during their fight for the WBC and WIBA Super Middleweight championship at the MCI Center June 11, 2005 in Washington, DC. (Credit: Mitchell Layton/Getty Images)

117th IOC Session - Day 3

SINGAPORE - JULY 05: Mayor of New York Michael Bloomberg welcomes boxing legend Muhammad Ali during a NYC2012 press conference on July 5, 2005 in Singapore. The 117th International Olympic Committee session starts on July 6 with the announcement of the city which will host the 2012 Summer Games. The cities up for the bid are London, Madrid, Moscow, New York and Paris. (Credit: Andrew Wong/Getty Images)

20th Annual "A Midsummer Night's Magic" - Arrivals

Rev. Jesse Jackson and Muhammad Ali. (Credit: Amanda Edwards/Getty Images)

20th Annual "A Midsummer Night's Magic" - Inside

Howard Bingham, Earvin "Magic" Johnson and Muhammad Ali. (Credit: Amanda Edwards/Getty Images)

Muhammad Ali and Jim Carrey

LOUISVILLE, UNITED STATES: US boxing legend Muhammad Ali (R) and actor Jim Carrey (L) pose for photographers on the red carpet, 19 November 2005, before the Grand Opening Gala for the Muhammad Ali Center at the Kentucky Center in Louisville, KY. The Ali center will open to the public 21 November, costing 80 million USD for the 93,000 square-foot six level center to be used as a "global gathering place" to promote peace and tolerance, and to inspire people to reach their potential. (credit: JEFF HAYNES/AFP/Getty Images)

Muhammad Ali and Bill Clinton

LOUISVILLE, UNITED STATES: US boxing legend Muhammad Ali (L) hugs former US President Bill Clinton (R) on stage, 19 November 2005, during the Grand Opening Gala for the Muhammad Ali Center at the Kentucky Center in Louisville, KY. The Ali Center will open to the public 21 November, costing 80 million USD for the 93,000 square-foot six level center to be used as a "global gathering place" to promote peace and tolerance, and to inspire people to reach their potential. (Credit: JEFF HAYNES/AFP/Getty Images)

Muhammad Ali

DAVOS, Switzerland: US former heavyweight boxing champion Muhammad Ali walks with his wife Yolanda Ali and Howard L.Bingham at hotel Belvedere in Davos 28 January 2006. (Credit: Eric FEFERBERG/AFP/Getty Images)

The Grand Gala Hilton VIP Reception Held At The Muhammad Ali Center

LOUISVILLE, KY - MAY 05: Former Boxer Muhammad Ali poses as he attends the Grand Gala Hilton VIP reception held at the Muhammad Ali Center on May 5, 2006 in Louisville, Kentucky. (Credit: Paul Hawthorne/Getty Images)

The Grand Gala Hilton VIP Reception Held At The Muhammad Ali Center

LOUISVILLE, KY - MAY 05: NBA legend Julius Erving, actor Dave Chappelle, boxing great Muhammad Ali and wife Yolanda Williams talk at the Grand Gala Hilton VIP reception held at the Muhammad Ali Center on May 5, 2006 in Louisville, Kentucky. (Credit: Paul Hawthorne/Getty Images)

The Grand Gala Hilton VIP Reception Held At The Muhammad Ali Center

LOUISVILLE, KY - MAY 05: Boxing great Muhammad Ali and singer Usher shake hands at the Grand Gala Hilton VIP reception held at the Muhammad Ali Center on May 5, 2006 in Louisville, Kentucky. (Credit: Paul Hawthorne/Getty Images)

Boys & Girls Club Dinner Held In New York

NEW YORK - JUNE 9: Boxer Muhammad Ali (L) and actor Denzel Washington attend the Boys & Girls Clubs of America President's Dinner honoring Denzel Washington at the Waldorf Astoria June 9, 2004 in New York City. (Credit: Paul Hawthorne/Getty Images)

Muhammad Ali

World heavyweight champion Muhammad Ali works out at the Fifth Street Gym, Miami Beach, Florida (Credit: A. Messerschmidt/Getty Images)

US President George W. Bush and Muhammad Ali

US President George W. Bush (R) presents the Presidential Medal of Freedom, the nation's highest civil award,to boxer Muhammad Ali
in the East Room of the White House 09 November 2005 in Washington, DC. The medal is presented to those who have made contributions to national security, world peace, or culture.It was Ali's first public appearance in five months. The last was also in Washington when he watched his daughter Leila Ali fight in a women's boxing bout. (Credit: MANDEL NGAN/AFP/Getty Images)

Muhammad Ali

Muhammad Ali (R) strikes a boxing pose with wife Lonnie (L) at the Muhammad Ali Center 18 November, 2005 in Louisville, KY before the grand opening of the new center. Directors declare the USD 75 million center more than a museum, although many exhibits will pay homage to the life and career of the famed fighter, whose refusal to be drafted into fighting in the Vietnam War cost him his title. Designed to be a global gathering place for sharing the legacy and values of the heavyweight boxing legend, the Muhammad Ali Center opens with ceremonies 20 November 2005. (Credit: JEFF HAYNES/AFP/Getty Images)

Boxing legend Muhammad Ali

(Credit: MICHAEL KAPPELER/AFP/Getty Images)

Boxing legend Muhammad Ali gestures during a press conference in Berlin 16 December 2005. Ali will be awarded the Otto Hahn Medal for Peace in Germany 17 December, in recognition of his work during the Civil Rights movement in the US. (Credit: MICHAEL KAPPELER/AFP/Getty Images)