Army Chief of Staff Gen. Ray T. Odierno, left, congratulates Army Sgt. Andrew J. Mahoney at the 2014 USO Gala in Washington, D.C., Oct. 17, 2014. Army Chief of Staff Gen. Ray T. Odierno, left, congratulates Army Sgt. Andrew J. Mahoney at the 2014 USO Gala in Washington, D.C., Oct. 17, 2014. SHARE: Download: Full Size (0.9 MB) Tags: Photo Essays Credit: VIRIN: 695015-F-MFM90-768.jpg Photo Gallery