WEST CHESTER, Ohio-West Chester police are searching for 7-year-old Joshua Altheef Jr., an autistic boy who was reported missing Wednesday evening. Joshua was last seen near his home on Wyndtree Drive after being dropped off by his bus driver and spending time with his adult sister. He was reported missing around 5:30 p.m. Joshua is nonverbal, about 4 feet tall, weighing 50-60 pounds, and was wearing a tan shirt, tan pants, black shoes, and a jacket. Police note he enjoys water and parks and may run away if approached.