Captain Arne W. Owens, commanding officer, drills the troops of the 3rd United States Infantry (The Old Guard), also known as the Commander-in-CHIEF's Guard. The unit is participating in the Cessation of Hostilities Bicentennial Celebration at the Pentagon River Plaza. The commemoration honors the issuance of a Continental Congress proclamation to the assembled Main Army at Newburgh, N.Y., that announced a cease-fire between Americans and the British forces of King George III