An AMBER Alert has been issued for a 9-year-old boy who went missing from a campground in Davison Township on Saturday evening. Omarion Humphrey is severely autistic and unable to speak. He was last seen at 5:45 p.m. on July 4. He wandered off at the Callis Lake Recreational Facility. He was last seen wearing black shorts with a red stripe and no shirt. He is 4 feet tall and weighs 70 pounds. Anyone with information is asked to call 810-732-4720.