Sgt. 1st Class Charles Warren accepts the ceremonial sword from Capt. Kathryn Repucci, U.S. Army Medical Research and Materiel Command Headquarters Company commander, during a Change of Responsibility ceremony at Fort Detrick, Md. June 12. Warren took over as Non-commissioned Officer-in-Charge of MRMC HQ Company, assuming the role from outgoing NCO Sgt. 1st Class Amadeo Fuentes (right). (Photo by Jeffrey Soares, USAMRMC public affairs)