Major League Baseball announced the "All-Star Armed Services Classic presented by T-Mobile," a new championship tournament that will feature co-ed softball teams from each of the five United States Military Branches -- U.S. Army, U.S. Marine Corps, U.S. Navy, U.S. Air Force and U.S. Coast Guard -- competing for the opportunity to play at Nationals Park during MLB All-Star Week in Washington, D.C. in July.