In this image from video provided by Zach Rader students from Westfield High School are on the stage during the grand finale of the concert dubbed &quot;American Pie&quot; Thursday April 23, 2015 just prior to the stage collapsed. More than a dozen students were injured after the stage filled with students collapsed during the musical performance at the central Indiana high school Thursday  night, authorities said. (Zach Rader via AP) Photo: AP / ZACH RADER