During the Boston Marathon on April 15, 2013, two bombs exploded, killing 3 people and injuring 183 others. The bombs, at least one of which was a pressure cooker bomb, had been placed near the finish line, along Boylston Street.[3] They were detonated at 2:49 p.m. EDT (18:49 UTC), 13 seconds apart. No warning was given and no claim of responsibility was made for the bombings. The FBI led an investigation, and released photos of two suspects.