MLK Memorial dedication

<div class="meta image-caption"><div class="origin-logo origin-image none"><span>none</span></div><span class="caption-text">Rev. Al Sharpton arrives ahead of President Barack Obama speaking at the dedication of the Martin Luther King Jr. Memorial in Washington, Sunday, Oct. 16, 2011. &#40;AP Photo&#47;Charles Dharapak&#41; </span></div>
October 16, 2011 11:50:40 AM PDT