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.

Boston Marathon 2013
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10 a.m. -- The first large wave of runners, about 9,000 participants, take off from the starting line.

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