Every Memorial Day the Soldiers of the 3d U.S. Infantry Regiment (The Old Guard) plant a flag in front of each grave marker in Arlington National Cemetery, Va. The flags represent our thanks for their service to our nation, the sacrifices they made a...

Every Memorial Day the Soldiers of the 3d U.S. Infantry Regiment (The Old Guard) plant a flag in front of each grave marker in Arlington National Cemetery, Va. The flags represent our thanks for their service to our nation, the sacrifices they made a...