SAN DIEGO (July 26, 2020) — Marines with the 15th Marine Expeditionary Unit embark aboard the amphibious transport dock ship USS Somerset (LPD 25) at Naval Base San Diego. Marines and Sailors aboard Somerset are conducting training to increase Navy-Marine Corps interoperability in the eastern Pacific. The 15th MEU consists of the Command Element; the Aviation Combat Element, comprising Marine Medium Tiltrotor Squadron 164 (Reinforced); the Ground Combat Element, comprising Battalion Landing Team 1/4; and the Logistics Combat Element comprising Combat Logistics Battalion 15. (U.S. Marine Corps photo by Lance Cpl. Brendan Mullin)