Force Fitness Marines participate in a force fitness instructor course at The Basic School at Marine Corps Base Quantico, Va., Feb. 12, 2018. Marines completing the course are capable of designing individual and unit-level holistic fitness programs. Marine Corps photo by Staff Sgt. Melissa Marnell SHARE: Download: Full Size (3.34 MB) Credit: Sgt. Melissa Marnell VIRIN: 180212-M-DY697-0027C.JPG Photo Gallery