INDIAN OCEAN (Jan. 10, 2021) U.S. Marine Corps Cpl. Jonathan Lacayo, a military working dog handler with 1st Law Enforcement Detachment, 15th Marine Expeditionary Unit (MEU), directs Argo, a military working dog, during explosives detection training aboard the amphibious transport dock ship USS Somerset (LPD 25). The Makin Island Amphibious Ready Group and the 15th MEU are conducting operations in the U.S. 6th Fleet area of responsibility. (U.S. Marine Corps photo by Lance Cpl. Mackenzie Binion)