FullSizeRender (1)DEWEY, Ariz.-Yavapai County Sheriff’s Office has issued a Silver Alert for Byron Patterson, 87, who was reportedly last seen in the town of Dewey. Authorities say Patterson was believed to be driving a 2007 Dodge Dakota with license plate 0-8-3-X-T-Y. Anyone with information on Patterson’s whereabouts are uged to call police immediately.