McMahan and his stepbrother Chris Kauffmann, 18, were familiar to the local police: Mahaska County Sheriff Chief Deputy Paul Degeest called them "typical teenage boys." McMahan's mother and Kauffman's ...

Chris Glorioso is an Edward R. Murrow Award-winning investigative reporter and a member of NBC 4 New York’s investigative unit, the NBC 4 New York I-Team. He specializes in exposing government ...