Defense Secretary Robert M. Gates delivers the oath of office to Army Gen. Keith Alexander as he is promoted to General during the activation ceremony of U.S. Cyber Command on Fort Meade, Md., May 21, 2010. Defense Secretary Robert M. Gates delivers the oath of office to Army Gen. Keith Alexander as he is promoted to General during the activation ceremony of U.S. Cyber Command on Fort Meade, Md., May 21, 2010. SHARE IMAGE: Download Image: Full Size (3.23 MB) Tags: Photo Essays Photo By: VIRIN: 506498-V-DEJ58-053.jpg Photo Gallery