No one was struck by the gunfire, and it is not believed anyone else fired a weapon, Lt. Frank Hartig said.
The officer was assaulted with a motor vehicle during the incident that happened around 3:20 p.m. in the parking lot at 890 Southampton Road, Hartig said.
Two people were detained for questioning and there was no threat to public safety, Hartig said.
Hartig said more information will be released later today.