Major General Karl Horst, U.S. Army, Lieutenant General Terry Robling, U.S. Marine Coprs, Vice Admiral Michael Vital, U.S. Navy, Lieutenant General Richard Newton III, U.S. Air Force, and Rear Admiral Paul Zukunft, U.S. Cost Guard, throw out the ceremonial first pitches prior to the Washington Nationals' opening day game against the Atlanta Braves at Nationals Park in Washington, March 31, 2011. UPI/Kevin Dietsch