The President’s Own performs during a reunion at the Marine Corps War Memorial in Arlington, Va., Nov. 10, 2016. The Marines, mostly veterans of 2nd Battalion, 9th Marine Regiment, gathered to honor their fallen comrades. - The President’s Own performs during a reunion at the Marine Corps War Memorial in Arlington, Va., Nov. 10, 2016. The Marines, mostly veterans of 2nd Battalion, 9th Marine Regiment, gathered to honor their fallen comrades.