Alpha House Men’s Pre-release Center in Billings reports an inmate walk-away on Sunday evening. A warrant has been issued for 22-year-old Zachary Johnson, who was serving a sentence for theft from Stillwater County. He arrived at the Billings pre-release center on June 9th. Johnson is described as a white male, 6-foot-3, 205 pounds with red hair and hazel eyes. Get more at; KTVQ.com