WEST CALN TWP., Pa. -- Police say a man and his girlfriend are charged with murdering the girlfriend's 3-year-old son in what a prosecutor described as an "unspeakable act of depravity.". Chester County District Attorney Tom Hogan announced the arrests of Gary Fellenbaum and Jillian Tait Thursday morning. He says Fellenbaum, his wife, and girlfriend, Tait, all lived together in a mobile home in West Caln Township and worked at a local Walmart. On Tuesday authorities were called to their residence for the report of an unresponsive child. Responding EMTs found 3-year-old Scott McMillan suffering from bruises, lacerations and puncture...