From left, LBJ Presidential Library Director Mark Updegrove, President Barack Obama, first lady Michelle Obama and Rep. John Lewis, D-Ga., arrive in the Great Hall at the LBJ Presidential Library in ... more 
From left, LBJ Presidential Library Director Mark Updegrove, President Barack Obama, first lady Michelle Obama and Rep. John Lewis, D-Ga., arrive in the Great Hall at the LBJ Presidential Library in Austin, Texas, Thursday, April 10, 2014, to attend a Civil Rights Summit to commemorate the 50th anniversary of the signing of the Civil Rights Act. (AP Photo/Carolyn Kaster) less 
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Associated Press | Photo By Carolyn Kaster
Thu, Apr 10, 2014 1:21 PM EDT