Former U.S. President Jimmy Carter waves goodbye to the crowd after a conversation onstage with Mark Updegrove, director of the Lyndon B. Johnson Presidential Library, Tuesday, April 8, 2014, in ... more 
Former U.S. President Jimmy Carter waves goodbye to the crowd after a conversation onstage with Mark Updegrove, director of the Lyndon B. Johnson Presidential Library, Tuesday, April 8, 2014, in Austin, Texas. (AP Photo/Statesman.com, Ralph Barrera, Pool) less 
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Associated Press | Photo By Statesman.com, Ralph Barrera, Pool
Tue, Apr 8, 2014 11:24 PM EDT