A Few Good Men Try the Marine Martial Arts, and Take on Two Gurus

Artillery fire booms from a nearby range. But in a dusty field, a dozen Marines sit motionless, eyes closed, breathing rhythmically. Breathe. Boom. Breathe. Boom. Breathe. Boom. After 15 minutes, the men spring to their feet. Asked what they’re doing, Lance Cpl. Alex Pena barks out: “It’s a concentration, breathing exercise, sir. … We were meditating.”