Retired U.S. Marine Gen. Peter Pace, 16th chairman of the Joint Chiefs, and his wife Lynne pose for photos after the hanging of his portrait in the chairmans' corridor at the Pentagon, Jan. 13, 2009. Retired U.S. Marine Gen. Peter Pace, 16th chairman of the Joint Chiefs, and his wife Lynne pose for photos after the hanging of his portrait in the chairmans' corridor at the Pentagon, Jan. 13, 2009. SHARE: Download: Full Size (2.22 MB) Tags: Photo Essays Credit: VIRIN: 302513-D-QLC63-043.jpg Photo Gallery