(Beaverton, OR) -- A Beaverton Police officer is recovering after being injured by an improvised explosive device. The officer was responding to a disturbance early Thursday morning when the officer saw a flash, heard an explosion and the window of the patrol car shattered. The officer suffered non-life-threatening injuries. Officers were not able to find a suspect. Police say its dangerous to use fireworks to make IEDs and it's also a felony.