BREAKING: Explosions Rock Boston Marathon

BREAKING: Explosions Rock Boston Marathon

A pair of explosions near the finish line of the Boston Marathon have injured some spectators and runners at the event.

Authorities are investigating exactly what may have hapenned, but eyewitness accounts say that the explosions came from on or near the sidewalks adjacent to the finish line in Copley Square.

This photo was tweeted by @brm90 and shows the aftermath of the explosion including what appears to be the blood from some of those who were injured.

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More details will be forthcoming.