Maverikhas opened its third convenience store and gas station in the Tri-Cities at4306 W. Clearwater Ave. in Kennewick.Thenew 4,300-square-foot facility is at the corner of West Clearwater Avenue andUnion Street.Thecompany celebrated the grand opening of its first Kennewick location with anopen house on Jan. 23.TheWyoming-based Maverik operates more than 300...