BETHEL PARK, Pa. — (WPXI)- Police have announced that a missing teen has been located in the City of Pittsburgh. Bethel Park police had asked for the public’s help in finding the 19-year-old with autism. According to police, Nathyn Hoffman had last seen around 7 a.m. Thursday at the Fairfield Inn on Neville Island. Police said he left Bethel Park Wednesday evening without his medication. He has autism and is bipolar, according to investigators.