A Maryland State Trooper is injured after being hit by a car while observing traffic on the shoulder of I-495 near the College Park exit Sunday morning.

Around 8:30 a.m.,Trooper First Class Robert Cearfoss from the College Park Barrack was in a patrol vehicle parked on the right shoulder of the inner loop of I-495 near Route 1 when a 2016 Ford Explorer left the main road and hit the back of the troop car.

Police say the force of the crash trapped the trooper in the car, requiring him to be extricated.

The driver of the Ford Explorer has been identified as 23-year-old Elwin J. Cedilloz of Washington, D.C.

The trooper was flown to the University of Maryland Shock Trauma Center where he is undergoing an assessment of and treatment for his injuries.

The driver of the striking vehicle was transported by ambulance to Prince George’s Hospital. The medical conditions are unknown at this time.

Police say charges are pending and they believe alcohol may be involved.

The investigation is ongoing.