As seen through a night-vision device, U.S. Special Operations service members provide security for a halted patrol element during the early morning hours of a clearing operation in Panjwa'i district in Kandahar province, Afghanistan, April 25, 2011.
U.S. Army photo by Sgt. Daniel P. Shook
U.S. Secretary of State Hillary Clinton, left, and U.S. Defense Secretary Robert M. Gates, right, participate in the U.S.-Mexico High Level Consultative Group meeting hosted by Clinton at the U.S. State Department in Washington, D.C., April 29, 2011.
DOD photo by Cherie Cullen
U.S. Navy sailors direct an E-2C Hawkeye aboard the aircraft carrier USS Carl Vinson, which is under way in the Arabian Sea, April 26, 2011. The Carl Vinson and Carrier Air Wing 17 are conducting maritime security operations and close-air support missions in the U.S. 5th Fleet area of responsibility.
U.S. Navy photo by Petty Officer 3rd Class Christopher K. Hwang
U.S. Air Force Tech. Sgt. Marc Garnsey fills the Modular Airborne Firefighting System with fire retardant while aboard a C-130J Hercules aircraft on Dyess Air Force Base, Texas, April 26, 2011. Garnsey is assigned to the 115th Airlift Squadron, California Air National Guard. The system is capable of dispensing 3,000 gallons of water or fire retardant in less than five seconds. The wildfires have have burned more than 1,000 square miles of land in Texas.
U.S. Air Force photo by Staff Sgt. Eric Harris
Army Secretary John McHugh, right, and Army Gen. William E. "Kip" Ward, the first commander of U.S. Africa Command, await the beginning of a Special Army Review ceremony on Fort Myer in Arlington, Va., April 26, 2011.
U.S. Army photo by Eboni L. Myart
U.S. Defense Secretary Robert M. Gates, center right, shakes hands with Gen. Sir David Richards, U.K. chief of Defense Staff, opposite, while U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, right, greets U.K. Defense Secretary Liam Fox upon the visitors' arrival at the Pentagon, April 26, 2011.
DOD photo by Cherie Cullen
Indiana National Guard U.S. Army Pvt. Ricardo Torres lays sandbags to help prevent flooding in Winslow, a small town on the Patoka River in southern Indiana, April 26, 2011. Torres is an infantryman assigned to Company C, 1st Battalion, 151st Infantry Regiment, Indiana National Guard.
U.S. Army photo by Sgt. John Crosby
U.S. Air Force Tech. Sgt. Mitchell Romag, left, inspects Staff Sgt. Jeremy Lowe's parachute before a training jump on Nellis Air Force Base, Nev., April 15, 2011. Romag, an airborne pavements and equipment operator, and Lowe, an airborne vehicle maintenance craftsman, are assigned to the 820th Rapid Engineer Deployable Heavy Operational Repair Squadron Engineer or Red Horse Squadron.
U.S. Air Force photo by Tech. Sgt. Michael R. Holzworth