(Fort Worth, TX)  —  Four people are in the hospital after a traffic accident in South Fort Worth knocked an ambulance onto its side on Sunday afternoon.

MedStar says a car broadsided the ambulance at the intersection of I-820 and Hemphill Street.  The ambulance was responding to a call with its lights and siren on at the time.

All three members of the ambulance crew, as well as the driver of the car, were hospitalized with minor injuries.