U.S. Marines with the 26th Marine Expeditionary Unit (Special Operations Capable)’s MEU(SOC) Maritime Special Purpose Force conduct a live-fire range aboard the Wasp-class amphibious assault ship USS Bataan (LHD 5), Atlantic Ocean, July 19, 2023. (U.S. Marine Corps video by Sgt. Matthew Romonoyske-Bean ) conduct fast-roping during a visit, board, search, and seizure training continuum aboard the Wasp-class amphibious assault ship USS Bataan (LHD 5), Atlantic Ocean, July 19, 2023. Fast-roping is a tactical maneuver used to quickly insert troops into austere terrain in which a helicopter may not be able to land.