Lance Cpl. Brett Haertling, an intelligence analyst with Scout Platoon, 2nd Tank Battalion, and a Jackson, Miss. native, makes a fully loaded Mk 19 automatic grenade launcher ready to fire by pulling back on the charging handle during an annual qualification at training area G-7 aboard Camp Lejeune, N.C., Jan. 21, 2015. Marines with the unit launched grenades at various, non-moving targets between 400 and 1,500 meters away to prove their level of marksmanship. - Lance Cpl. Brett Haertling, an intelligence analyst with Scout Platoon, 2nd Tank Battalion, and a Jackson, Miss. native, makes a fully loaded Mk 19 automatic grenade launcher ready to fire by pulling back on the charging handle during an annual qualification at training area G-7 aboard Camp Lejeune, N.C., Jan. 21, 2015. Marines with the unit launched grenades at various, non-moving targets between 400 and 1,500 meters away to prove their level of marksmanship.