Boston Marathon Explosion Pictures

<div class="meta image-caption"><div class="origin-logo origin-image"><img src="http://cdn.abclocal.go.com/assets/news/kabc/images/logos/origin.png" alt="KABC"></div><span class="caption-text origin-image"><p>An armed guard patrols the street in Boston on Tuesday, April 16, 2013, three blocks away from where a bomb went off during the 2013 Boston Marathon on Monday, April 15, 2013.  (David Ono)</p></span></div>
April 16, 2013 8:18:08 AM PDT