THESE THINGS WE DO, THAT OTHERS MAY LIVE. --PJ MOTTO They are the military's most elite force, a highly trained group of men serving the Air Force and National Guard with a mandate to fly behind enemy lines during war and rescue downed pilots. They are pararescue jumpers, or PJs for short, the most radically fit, mentally tough men in the armed forces. During peacetime, PJs keep their skills sharp with daring civilian rescues, recovering victims from...