Firing a Tank Main Gun

U.S. Marines assigned to 2nd Tank Battalion, 2nd Marine Division fire the 120mm smoothbore main #Gun of an M1A1 Abrams main battle #Tank during a course of fire at #Military Camp Lejeune, N.C.

The unit conducted marksmanship qualifications as part of a biannual training exercise to certify tank crews on the M1A1 Abrams main battle tank.

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Credit to : U.S. Marine Corps video by Cpl. Kenny Gomez