Boston Marathon bombing

Two explosions hit the Boston Marathon as runners crossed the finish line, killing at least three people and injuring many others.

Boston Marathon bombing 1

Runners continue to run towards the finish line of the Boston Marathon as an explosion erupts near the finish line of the race in this photo exclusively licensed to Reuters by photographer Dan Lampariello after he took the photo in Boston, Massachusetts, April 15, 2013. REUTERS/Dan Lampariello

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