U.S. Army Maj. Gen. Ross Ridge, U.S. Army Center of Initial Military Training Center of Excellence deputy commanding general performs Grand Marshal duties during the annual Yorktown Day celebration, in Yorktown, Va., Oct. 19, 2014. The Battle of Yorktown, which was a culminating battle of the Revolutionary War occurred on Oct. 19, 1781.(U.S. Air Force photo by Airman 1st Class Kimberly Nagle/ Released)