U.S. Marine Corps photo by Sgt. Melissa Marnell/Released 170417-M-ZZ999-001.JPG
Apr 17, 2017
Force Fitness Instructor (FFI) Trainers demonstrate proper pull-up technique for the class of FFI students before executing practical application as part of their course requirement at Marine Corps Base Quantico. FFIs will be a cornerstone of the new Force Fitness division recently created to oversee all aspects of physical fitness for Marines.
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