Philadelphia Police, U.S. Secret Service Investigating Threat Against President Obama

PHILADELPHIA (CBS) - Philadelphia Police are investigating a threat made to President Barack Obama late Tuesday night after it was traced to a phone in North Philadelphia.

Authorities say the call was made from a pay phone on the 100 block of East Cumberland Street a little before midnight.

Further details were not available.

The Philadelphia Police Department is working with the United States Secret Service in the investigation.