FILE - In this April 22, 2011 file photo, U.S. Army Chief of Staff Gen. Martin Dempsey speaks to reporters at the Bagram Air Field in Afghanistan. Dempsey, a general who just last month was installed ... more 
FILE - In this April 22, 2011 file photo, U.S. Army Chief of Staff Gen. Martin Dempsey speaks to reporters at the Bagram Air Field in Afghanistan. Dempsey, a general who just last month was installed as the Army's top officer has emerged as a surprise front runner in President Barack Obama's search for his next top military adviser, the final move in Obama's drive to reshuffle the upper tier of his national security team. less 
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Associated Press | Photo By Kristin Hall, File
Wed, May 25, 2011 1:42 PM EDT