Police investigating unsolved murder after man found shot in head near Philadelphia school

PHILADELPHIA (WPVI) -- An unsolved homicide has Philadelphia police combing a school property with metal detectors.

The 24-year-old victim was shot in the head at 32nd and Clearfield streets in North Philadelphia around 8:20 p.m. on Tuesday.

The man was found lying on the sidewalk near St. James School.

Police have been searching the grounds for ballistic evidence.

Real-time crime cameras recorded a man dressed in dark clothing approaching the victim, according to police.

Detectives will also be reviewing school surveillance as they search for the killer.