PHILADELPHIA (AP) — Philadelphia police say four people were shot Wednesday night as they walked to a prom party in the Mantua neighborhood. WPVI-TV reports that just after 7 p.m. surveillance video captured a gunman who was reportedly on a bike when he fired the gunshots.

Get daily news, weather, breaking news and alerts straight to your inbox! Sign up for the abc27 newsletters here.

The suspect is described as wearing all black clothing and a white mask over his face. Police say the victims include a 19-year-old man, a 19-year-old woman, her 34-year-old mother, and a 60-year-old man.

The 19-year-old man remains in critical condition. The other three victims are expected to survive their injuries. The suspect has not been arrested and the police did not give a motive for the shootings.

This is a developing story. Stay up to date on the latest from abc27 News on-air and on the go with the free abc27 Mobile app.