Wednesday, February 7, 2018 Early on Sunday morning, Amtrak’s passenger train number 91, the Silver Star, bound for Miami from New York, slammed into a stationary CSX freight train in Cayce, about ten miles (16 km) south of Columbia, capital of the US state of South Carolina. Two Amtrak employees were killed and at least 116 were injured, some seriously. The two killed were 54-year-old engineer Michael Kempf of Savannah, Georgia, and 36-year-old conductor Michael Cella of Orange Park, Florida. Robert Sumwalt, chairman of the National Transportation Safety Board, told a press conference the passenger train had been diverted into a siding by a switch left “literally locked, with a…