U.S. Marine Corps SgtMaj Luis Galvez, the Sergeant Major of Headquarters and Headquarters Squadron (H&HS), Marine Corps Air Station (MCAS) Yuma, reads a warrant during a promotion ceremony at MCAS Yuma, Ariz., Oct. 1, 2020. MSgt Carbajal was joined by both family and friends during his ceremony. (U.S. Marine Corps photo by Lance Cpl John Hall) - U.S. Marine Corps SgtMaj Luis Galvez, the Sergeant Major of Headquarters and Headquarters Squadron (H&HS), Marine Corps Air Station (MCAS) Yuma, reads a warrant during a promotion ceremony at MCAS Yuma, Ariz., Oct. 1, 2020.