Cathedral Concert Marine Corps musicians perform ballads during a worship service at the Washington National Cathedral in Washington, D.C., Nov. 12, 2017. The Marines are assigned to “The President’s Own” U.S. Marine Band. Marine Corps photo by Cpl. Robert Knapp SHARE IMAGE: Download Image: Full Size (1.58 MB) Tags: MARINE CORPS, MARINES Photo By: Cpl. Robert Knapp VIRIN: 171112-M-RU248-005C.JPG Photo Gallery