Staff Sgt. Chase Carson, a martial arts instructor,

Staff Sgt. Chase Carson, a martial arts instructor, demonstrates a technique on Sgt. Andrew VanBuskirk, a drill instructor for Platoon 1025, Delta Company, 1st Recruit Training Battalion, during a martial arts training session Feb. 26, 2014, on Parris Island, S.C. Marines like Carson, a 31-year-old from Matador, Texas, are responsible for teaching recruits not only martial arts techniques, but also instilling in them the characteristics of a morally sound warrior. VanBuskirk is a 27-year-old from Hayward, Calif. Delta Company is scheduled to graduate May 2, 2014. (Photo by Cpl. Octavia Davis)