Capt. Frank Swan, officer selection officer for Recruiting Station Chicago, monitors collegiate athletes as they press ammo cans, during their training exercise at Northwestern University’s Nicolette Indoor Training Facility in Evanston, Ill., Feb. 16, 2016. The athletes were learning Marine Corps combat readiness fundamentals while receiving mid-season physical conditioning training. - Capt. Frank Swan, officer selection officer for Recruiting Station Chicago, monitors collegiate athletes as they press ammo cans, during their training exercise at Northwestern University’s Nicolette Indoor Training Facility in Evanston, Ill., Feb. 16, 2016. The athletes were learning Marine Corps combat readiness fundamentals while receiving mid-season physical conditioning training.