Photos of aftermath of explosion at the Boston Marathon.
The first explosion at the Boston Marathon happened on Monday, April 15, around 2:50 p.m. Seconds later, a second explosion occurred in front of Forum, a restaurant with a patio, further up the marathon route.
There were two “incredibly powerful explosions just seconds apart,” said WBZ-TV’s Lisa Hughes, who was at the scene covering the marathon.
According to reports, three people were killed and more than 170 injured in the explosions.