November 7, 2020 - U.S. Marines live-fire M240B machine guns and M16A4 service rifles during Marine Expeditionary Force Exercise 21.1 (MEFEX 21.1) at Fort Drum, New York. Marines with 2nd Marine Logistics Group are participating in MEFEX
21.1, a MEF-level exercise consisting of approximately 1,200 Marines and
sailors across the eastern United States.
