PHILIPPINE SEA (Jan. 26, 2021) Marines with Battalion Landing Team, 3rd Battalion, 4th Marines, 31st Marine Expeditionary Unit (MEU), hold a line during a riot control class aboard dock landing ship USS Ashland (LSD 48) in the Philippine Sea on Jan. 26, 2021. Riot control is taught in preparation for embassy reinforcement missions. The 31st MEU is operating aboard ships of the America Expeditionary Strike Group in the 7th fleet area of responsibility to enhance interoperability with allies and partners and serve as a ready response force to defend peace and stability in the Indo-Pacific region. (U.S. Marine Corps photo by Sgt. Danny Gonzalez)