NTSB already was investigating Metro-North

... train out of Manhattan filled mostly with Connecticut residents. According to the NTSB, the train had stopped in Fairfield, Conn., and had accelerated to 74 mph en route to Bridgeport when it crossed over a section of rail where the "joint bars" ...



via Fairfield Newswire http://www.thenorthwestern.com/usatoday/article/3815039