Sailors "man the rails" and bring the ship to life during the commissioning ceremony for the Virginia-class attack submarine USS Missouri at Naval Submarine Base New London, Conn., July 31, 2010. U.S. Navy photo by Petty Officer 1st Class Tiffini Jones Vanderwyst

Defense Secretary Robert M. Gates listens to the opening remarks during the commissioning ceremony for the Virginia-class attack submarine USS Missouri at Naval Submarine Base, Conn., July 31, 2010. DoD photo by U.S. Air Force Master Sgt. Jerry Morrison

U.S. sailors "man the rails" and bring the ship to life during the commissioning ceremony for the Virginia-class attack submarine USS Missouri at Naval Submarine Base New London, Conn., July 31, 2010. Mrs. Becky Gates was the USS Missouri's official sponsor for the event. DoD photo by U.S. Air Force Master Sgt. Jerry Morrison

Rep. Ike Skelton of Missouri gives the principal address in front of the Virginia-class attack submarine USS Missouri during her commissioning ceremony at Naval Submarine Base, Conn., July 31, 2010. DoD photo by U.S. Air Force Master Sgt. Jerry Morrison

A sailor escorts Becky Gates, wife of Defense Secretary Robert M. Gates, and daughter Eleanor, in front of the Virginia-class attack submarine USS Missouri during her commissioning ceremony at Naval Submarine Base New London, Conn., July 31, 2010. Mrs. Gates was the USS Missouri's official sponsor for the event. DoD photo by U.S. Air Force Master Sgt. Jerry Morrison

Defense Secretary Robert M. Gates receives a tour after his wife, Becky Gates, sponsored the commissioning ceremony for the Virginia-class attack submarine USS Missouri at Naval Submarine Base New London, Conn., July 31, 2010. DoD photo by U.S. Air Force Master Sgt. Jerry Morrison

Solar panels gather the sun's energy on the Marine Corps Air Ground Combat Center Twentynine Palms, Calif., the test grounds for the Corps' newest solar energy experiment, July 26, 2010. Marines from the 3rd Battalion, 5th Marine Regiment, based on Camp Pendleton, Calif., are using solar energy panels to help reduce the need for supplies in the field. U.S. Marine Corps photo by Lance Cpl. M. C. Nerl

U.S. Army Sgt. 1st Class Marc T. Facunla shoots an azimuth using the compass-to-cheek method during the land navigation portion of the 2010 Army Reserve Best Warrior Competition on Fort McCoy, Wis., July 27, 2010. Facunla is a parachute rigger assigned to the 861st Quartermaster Company in Nashville, Tenn. U.S. Army photo by Sgt. Joshua Risner