Company F recruits demonstrate counter to the over hand grab March 28 while testing out for their tan belt aboard Marine Corps Recruit Depot San Diego. To graduate boot camp all of the recruits must be proficient in Marine Corps Martial Arts Program tan belt moves while testing out. - Company F recruits demonstrate counter to the over hand grab March 28 while testing out for their tan belt aboard Marine Corps Recruit Depot San Diego. To graduate boot camp all of the recruits must be proficient in Marine Corps Martial Arts Program tan belt moves while testing out.