A "badly burned body" was discovered inside a car belonging to a Milwaukee teacher who has been missing since Saturday. Kathleen Ryan, a teacher at St. Augustine school on Milwaukee's south side, was last seen about noon Saturday in St. Francis, according to her son Zack Ryan. She had planned to travel to Illinois to meet him and his family, according to a Facebook post. Authorities responding to a vehicle fire shortly before 10 p.m. Saturday found Ryan's 2007 Pontiac G6 GT Coupé in the 36500 block of North Route 41 in Warren Township, Illinois, according to the Lake County sheriff's office. A body was discovered inside the vehicle after the fire was extinguished and authorities were trying to determine its identity Tuesday. 'Badly burned body' found in vehicle belonging to missing Milwaukee teacher What could have happened??