Staff Sgt. Mark Walker, 627th Civil Engineer Squadron explosive ordnance disposal technician, is pictured here in March 2011. He was selected as the 62nd Airlift Wing’s 2010 Noncommissioned Officer of the Year at Joint Base Lewis-McChord, Wash. Sergeant Walker was deployed to Afghanistan from September 2009 to April 2010. He also maintains heavy involvement with his church, his wife and his three children. (U.S. Air Force Photo/ Ingrid Barrentine)