"Authorities say seven people have been killed and 70 injured in a subway train collision in Washington DC. The city's mayor Adrian Fenty held a press conference where he revised an earlier reported death toll of nine. Carriages of one of the trains came to rest on top of the other after the collision near a station during evening rush hour on Monday, officials said. The female driver of the moving train - which crashed into the back of a stationary train - was among the dead." I did wonder if anyone from LPSG involved, directly or indirectly. BBC NEWS | Americas | US train crash deaths confirmed I'm not that familiar with commuter rail safety in the US, are such major incidents as uncommon as I imagine, as the article implies?