Timeline: Boston Marathon bombings

Published On: Apr 16 2013 11:30:08 AM CDT   Updated On: Mar 04 2015 02:04:36 PM CST

With opening arguments beginning in the trial of Boston Marathon bombing suspect Dzhokhar Tsarnaev's -- revisit a timeline of the events in the case so far.

Watertown scene
30 / 45

10:30 p.m. -- An MIT campus police officer was found shot in his vehicle in the area of Vassar and Main Streets after a convenience store robbery. He was transported to Massachusetts General Hospital and pronounced dead.

Upload Photos / Videos