(Salem, OR) -- Salem Police have arrested a man who's accused of arson, robbery and assault. Monday morning, 26-year-old Ethan Thorington was seen leaving a house that caught fire. It was fully involved when firefighters arrived. A short time after, Thorington tried to steal the keys from a woman at a business and assaulted her. Thorington was detained by a police sergeant and two bystanders. He's charged with arson, robbery, assault and previous domestic violence charges.