London Underground Train Blast A 'Terror Incident', Say Police: All That Happened So Far

An explosion on an underground train at a busy station in southwest London on Friday left several commuters injured in what the Scotland Yard described as a "terrorist incident". The incident occurred during rush hour on a District Line Tube train as it pulled into Parsons Green station. (AFP Photo)

Passenger Chris Wildish told the BBC that he saw a bucket in a supermarket bag with "low-level flames coming out of it" by the door of the rear carriage. (AFP Photo)