Two explosions have been reported near the Boston Marathon finish line on Boylston Street, and there are reports of injuries.
Crews were sent to 617 Boylston St. at about 2:30 p.m. Witnesses said several victims lost limbs, and the area was being evacuated.
Many of the injured appeared to be spectators who gathered for the 117th running of the race.
NewsCenter 5's Sean Kelly said the blasts happened across the street from the Lenox Hotel.
These pictures from Deadspin don't look too good.