A gunman has opened fire at a Circle K convenience store in Yakima, Washington, killing 3 people ‘at random’ before fleeing the scene in a stolen car, officials say. The suspect remains at large. The incident happened at about 2:30 a.m. on Tuesday when officers were called for an active shooter at the Circle K store near E Nob Hill Boulevard and S 18th Street. “The male just walked in and started shooting,” Yakima Police Chief Murray said. The suspect then crossed the street and fired into a car in front of another convenience store. The driver moved to the passenger seat and the suspect drove…