ANCHORAGE, Alaska (AP) – Anchorage police say an officer shot and killed a passenger in a car who fired a gun during a traffic stop. One officer was struck in the upper body but saved from serious injury by body armor. Police say officers with the Impaired Driving Enforcement Unit at 3:30 a.m. Sunday stopped a sedan at 5th Avenue north of Merrill Field. The car contained a male driver and four male passengers. Police say a passenger in the back seat pulled out a gun and fired shots at the officers. The officer who was not hit fired back. The gunman was hit in the upper body.