PHILADELPHIA (AP) — Philadelphia police say a man driving himself to the hospital after he was shot in the head crashed into an off-duty police officer's car.

Police didn't immediately release the name of the victim or the officer.

Police say the man was shot early Wednesday in the city's Carroll Park section. The crash happened at the intersection of 54th and Walnut streets.

Police say the 51-year-old shooting victim was in critical condition. The officer is stable.