Defense Secretary Robert M. Gates stands with Army Col. Mark Milley, deputy commander of operations for the 101st Airborne Division Air Assault, during his promotion ceremony to brigadier general on Fort Campbell, Ky., Feb. 1, 2008. Defense Secretary Robert M. Gates stands with Army Col. Mark Milley, deputy commander of operations for the 101st Airborne Division Air Assault, during his promotion ceremony to brigadier general on Fort Campbell, Ky., Feb. 1, 2008. SHARE: Download: Full Size (0.63 MB) Tags: Photo Essays Credit: VIRIN: 811352-X-BKN31-494.jpg Photo Gallery