U.S. Paratroopers assigned to 173rd Airborne Brigade fires the M3 Carl Gustav rocket launcher at the 7th Army Training Command's Grafenwoehr Training Area, Germany, Aug. 18, 2016. The Carl Gustav is a lightweight, man-portable recoilless rifle. This weapon was used by the U.S. Army after World War II. The Army retired these weapons when the Dragon and TOW anti-tank guided missiles were fielded.