PHILADELPHIA, Pa. (WHTM) – A Delaware County teenager was fatally shot by a Pennsylvania State Trooper after allegedly hitting two Troopers with a vehicle early Sunday morning.

According to Pennsylvania State Police in Philadelphia, around 3:24 a.m. on Sunday, Troopers responded to a report of vehicles blocking I-95 near Penns Landing with some racing, doing burnouts, and drifting.

Prior to State Police arriving they were also notified of shots fired in the area.

Upon arrival, State Police say they found numerous vehicles and pedestrians blocking the road with vehicles doing burnouts and drifting.

State Police say when they attempted to make contact with a driver, identified as 18-year-old Anthony Allegrini Jr. of Glen Mills, failed to yield and struck two Troopers, causing minor injuries.

One Trooper discharged his service pistol and fatally struck Allegrini Jr.

Pennsylvania State Police and the Philadelphia District Attorney’s Office are investigating.