U.S. Marines and two Navy Corpsman assigned to Combat Logistics Battalion 7 (CLB 7), Transportation Services Company, 2nd Platoon, fire the M240B and M2 Browning .50 caliber machine guns from the turrets of a mine-resistant, ambush protected vehicles (MRAPs) at Bravo Range aboard Camp Leatherneck, Helmand province, Afghanistan, Feb. 16, 2014. The Marines and Corpsmen of CLB 7 qualify with the various weapon systems to perfect their marksmanship skills and proficiency. (Official U.S. Marine Corps photo by Lance Cpl. Darien J. Bjorndal/Released)