President Barack Obama applauds during the heads of state retreat at the last session of the Summit of the Americas on April 19, 2009.  Canadian Prime Minister Stephen Harper is to his right.
<bdi><a href="https://en.wikipedia.org/wiki/en:Pete_Souza" class="extiw" title="w:en:Pete Souza"><span title="American photographer">Pete Souza</span></a>
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<a rel="nofollow" class="external free" href="https://www.whitehouse.gov/photogallery/Summit-of-the-Americas-Behind-the-Scenes/">http://www.whitehouse.gov/photogallery/Summit-of-the-Americas-Behind-the-Scenes/</a>