Staff Sgt. Patricia Conyers, United States Army Training and Doctrine Command Band vocalist, is re-enlisted by General Martin E. Dempsey, Chairman, Joint Chiefs of Staff, in his office at the Pentagon Mar. 7, 2012. Demspey and Conyers worked together at TRADOC when Dempsey was assigned there. (U.S. Army photo by Staff Sgt. Sun Vega/Released)