2nd Avenue subway blast aftermath

<div class="meta image-caption"><div class="origin-logo origin-image "><span></span></div><span class="caption-text">Contractors building a tunnel for the Second Avenue subway used too much explosive for a planned blast at East 72nd Street and Second Avenue, shattering windows and sending dust billowing into the air on Tuesday. &#40;Photo by Michel Meunier&#41;</span></div>
August 21, 2012 11:16:44 AM PDT