Marine Sergeant Daniel Bason, Marine Transport Squadron Andrews operations chief, refreshes Lance Corporals Samael J. FanesteEspina and Jean Baptiste Henry, Marine Transport Squadron Andrews operations technicians, on how to field strip the M4 carbine rifle during their Lance Corporal’s Course here, Jan. 10. The course provides training in drill, Marine Corps history, codes of conduct, mentorship and many other classes geared toward improving the Marines before they take on the responsibility of becoming NCOs. (U.S. Air Force Photo/Senior Airman Perry Aston)