A Marine with Echo Battery, Battalion Landing Team, 2nd Battalion, 5th Marines, provides security during non-combatant evacuation operation training at Camp Foster, Okinawa, Japan, Jan. 12, 2017. Marine Expeditionary Unit Exercise is the first in a series of pre-deployment training events to prepare the 31st MEU for the upcoming 2017 Spring Patrol. As the Marine Corps’ only continuously forward deployed unit, the 31st MEU’s air-ground-logistics team provides a flexible force, ready to perform a wide range of military operations, from limited combat to humanitarian assistance operations, throughout the Indo-Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Breanna L. Weisenberger) - A Marine with Echo Battery, Battalion Landing Team, 2nd Battalion, 5th Marines, provides security during non-combatant evacuation operation training at Camp Foster, Okinawa, Japan, Jan. 12, 2017. Marine Expeditionary Unit Exercise is the first in a series of pre-deployment training events to prepare the 31st MEU for the upcoming 2017 Spring Patrol. As the Marine Corps’ only continuously forward deployed unit, the 31st MEU’s air-ground-logistics team provides a flexible force, ready to perform a wide range of military operations, from limited combat to humanitarian assistance operations, throughout the Indo-Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Breanna L. Weisenberger)