Explosions rock London underground and buses | csmonitor.com: "Explosions rock London underground and buses

Reports of 40 killed in what British PM Tony Blair called 'a series of terrorist attacks.'

By Tom Regan | csmonitor.com

As many as 40 people may have been killed and many more have been injured in a series of at least seven explosions in the London underground subway system and on a double-decker bus. The BBC reports that British Prime Minister Tony Blair said it was 'reasonably clear' there had been a series of terrorist attacks. London's police chief Sir Ian Blair said 'traces of explosives had been found at one site.' "