A Marine with Battalion Landing Team, 1st Battalion, 5th Marines, 31st Marine Expeditionary Unit, holds security during an insert into a simulated embassy reinforcement at Camp Hansen, Okinawa, Japan, Jan. 27, 2020. The 31st MEU, the Marine Corps’ only continuously forward-deployed MEU, provides a flexible and lethal force ready to perform a wide range of military operations as the premier crisis response force in the Indo-Pacific region