Cpl. Samuel Feaster, an automotive maintenance mechanic

Cpl. Samuel Feaster, an automotive maintenance mechanic with 9th Communication Battalion, I Marine Expeditionary Force Information Group, aims his M16A4 service rifle in a convoy simulator event during a field exercise at Camp Pendleton, California, Dec. 5, 2017. Marines with 9th Comm. Bn. provided extra communication support during Combat Service Support Company’s field exercise, which served as pre-deployment traning designed to sharpen operational skillsets including vehicle convoys; chemical, biological, radiological, nuclear defensive tactics; and proper employment of crew-served weapons. (U.S. Marine Corps photo by Lance Cpl. Ruth Wheeley)