The shooting occurred at the Gloucester Township police station in Camden County.
Police Chief Harry Earle says gunfire erupted inside the police station at about 5:45 a.m. Friday. The shooter, who was being held at the station, was shot and killed inside the municipal building.
Earle says two of the officers suffered graze wounds and were treated at a hospital and released. The third was hit twice in the leg and was undergoing surgery. Earle says he's expected to recover quickly.