CNN CNN Newsroom May 19, 2013 21:07:00
Aren't sure at this time whether that's relevant to what caused the accident. they are also paying special attention to a piece of rail that had a fracture in it and they're sending several hundred pounds' worth of that portion of the rail to ntsb labs in washington, again to take a closer look. the backdrop for all this now is what's going to happen to this rail system, because now they have to replace about 2,000 feet of track and overhaul the wires and the signal system and then test it and inspect it. so they are suggesting that could take days is all we know. therefore, commuters are bein...