AUSTIN -- APRIL 10: GRAMMY Award-winning singer, Mavis Staples, opens the keynote address by President Barack Obama, 44th President of the United States of America, during the Civil Rights Summit at the LBJ Presidential Library. Photo by Lauren Gerson.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/100836534@N04">LBJ Library</a> from Austin
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