David O. "Doc" Cooke administers the oath of office to Paul Wolfowitz as the 28th Deputy Secretary of Defense. David O. "Doc" Cooke (left) administers the oath of office to Paul Wolfowitz as the 28th Deputy Secretary of Defense in a Pentagon ceremony on March 2, 2001. Cooke is the director of Administration and Management, Office of the Secretary of Defense. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 240462-B-KBX01-729.jpg Photo Gallery