It happened just before 3:00 p.m. in Northeast Philadelphia.
Police say two officers were following a stolen SUV in the Welsh Road area when their vehicle was struck by a second SUV.
Both SUVs then fled then scene. Investigators believe the officers' vehicle was intentionally struck.
One officer was injured in the crash. He was treated at Torresdale-Aria Hospital. The other officer was not injured.
Police later caught up with both drivers and arrested them. They also recovered one of the vehicles, which had been dumped in area of Holme Avenue.
Both drivers are now in custody facing a list of charges.