PHILADELPHIA (CBS) – Police are investigating the reported sexual assault and robbery of a woman earlier this week in Frankford.

The alleged incident happened at about 1:30 a.m. on Thursday in the 4900 block of Ditman Street.

A 24-year-old female told investigators she was walking through a baseball field when she was approached from behind by two unknown males.

The woman told police when she turned around, one of the suspects grabbed her by her neck, causing her to lose consciousness.

When the victim awoke, she realized she had been sexually assaulted and her money was missing.

WATCH THE VIDEO: (Courtesy: Philadelphia Police Department)

The victim described her attackers as black males, with one wearing a white t-shirt.

Anyone with information on this attack is urged to call 911, 215-686-TIPS, or the Special Victims Unit at 215-685-3251/3252/3265.