US Navy (USN) Lieutenant Commander (LCDR) Tommie L. Jennings (right), Chaplain, delivers the Invocation at the Post, Relief, and Retirement Ceremony for US Marine Corps (USMC) Sergeant Major (SGM) Stephen Clarke, (outgoing) Marine Corps Air Ground Combat Center (MCAGCC) Sergeant Major (SGTMAJ), held aboard Marine Air Ground Task Force Training Command (MAGTFTC), Twenty-nine Palms, California (CA), as USMC Lance Corporal (LCPL) Amanda Miskell (center, foreground), Videographer, Combat Visual Information Center (CVIC), documents the entire ceremony