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Associated Press
Former Vice President Dick Cheney speaks at the Wyoming Republican state convention at the Little America Hotel and Resort in Cheyenne, Wyo. Saturday, April 14, 2012.  Former Vice President Dick Cheney walked onstage without any assistance and spoke for an hour and 15 minutes without seeming to tire in his first public engagement since he underwent a heart transplant three weeks ago.(AP Photo/Wyoming Tribune Eagle, Miranda Grubbs)

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