PACIFIC OCEAN (Nov. 14, 2020) 5.56mm shell casings lay on the flight deck of the amphibious assault ship USS Makin Island (LHD 8) as U.S. Marines with the All-Domain Reconnaissance Detachment, 15th Marine Expeditionary Unit, prepare to engage targets with their M4 carbines during a combat marksmanship. The Makin Island Amphibious Ready Group and the 15th MEU are currently conducting routine operations in the U.S. 3rd Fleet area of operations. (U.S. Marine Corps photo by Lance Cpl. Mackenzie Binion)