One patrol officer has died and two others injuredafter a shootout on a California Highway.
An officer made a traffic stop of a pick-up truck on Riverside Highway at around 5:37PM on Tuesday local time.
While waiting for a tow truck to arrive, the pick-up driver the suspect entered the vehicle and began firing a rifle at the officer.
The officer later died of his injuries.
The suspect also died during a resulting shooting spree with police.
His motive for shooting the officer is still unknown.