U.S. Army Gen. John F. Campbell, left, the vice chief of staff of the Army, awards Sgt. 1st Class Thomas C. Pollard, with the 7th Special Forces Group, a Purple Heart at the San Antonio Military Medical Center at Joint Base San Antonio-Fort Sam Houston, Texas, Jan. 3, 2014. Pollard served as an engineer in Afghanistan and was injured by direct fire while performing his duties.