Army Reserve Soldiers fire M2A1 .50-cal machine gun
Wheeled vehicle mechanic Spc. Rowena Barrett, 1017th Quartermaster Company, 419th Combat Sustainment Support Battalion, engages targets 900 meters away during their weapons familiarization training at Camp Pendleton, Calif., Dec. 6, 2015. Marine Sgt. Spencer Smith, 5th Regiment Training Center, instructs Barrett on how to safely use the M2A1 .50-caliber machine gun.