Boston Marathon bombing

== Bombing ==
[[File:2013 Boston Marathon bombings map.png|thumb|left|The blasts (red) occurred along the marathon course (dark blue), the first nearer the finish line than the second.]]
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| footer = The scene after the Tsarnaevs' attack
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The [[2013 Boston Marathon|117th annual Boston Marathon]] was run on [[Patriots' Day]], April 15, 2013. At {{Nowrap |2:49{{nbsp}}p.m. [[Eastern Time Zone|EDT]]}} {{Nowrap|(18:49 [[Coordinated Universal Time|UTC]])}}, two bombs detonated about {{convert|210|yd|m}} apart at the finish line on Boylston Street near [[Copley Square]].<ref name="globe_explosions_rock" /><ref name="globe-investigation-continues" /><ref name="AutoLC-12" /><ref name="CNN_Levs" /> The first exploded outside [[Marathon Sports (retailer)|Marathon Sports]] at 671–673 Boylston Street at 2:49:43{{nbsp}}p.m.<ref name="globe_explosions_rock" /> At the time of the first explosion, the race clock at the finish line showed 04:09:43<ref name="AutoLC-13" />—the elapsed time since the Wave 3 start at 10:40{{nbsp}}a.m. The second bomb exploded at 2:49:57{{nbsp}}p.m.,<ref name="globe-investigation-continues" /><ref name="NBCNews" /> 14 seconds later and one block farther west at 755 [[Boylston Street]].<ref name="cnn-what-we-know" /> The explosions took place nearly three hours after the winning runner crossed the finish line,<ref name="NBCNews" /> but with more than 5,700 runners yet to finish.<ref name="AutoLC-11" />

Windows on adjacent buildings were blown out, but there was no structural damage.<ref name="NBCNews" /><ref name="NYT-marathon-blasts" /> Runners continued to cross the line until 2:57{{nbsp}}p.m.<ref name="AutoLC-14" />