Adm. Mike Mullen speaks with U.S. Army Sgt. 1st Class George J. Kirkpatrick. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, speaks with U.S. Army Sgt. 1st Class George J. Kirkpatrick at the 60th Annual Association of the U.S. Army Meeting and Exposition at the Walter E. Washington Convention Center in Washington, D.C., on Oct. 27, 2010. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 821793-I-XPA85-387.jpg Photo Gallery