26.2 miles. On a treadmill. In Iraq. In August. With zero air conditioning. Major Evan Perperis had a tradition—run a full marathon at the end of every deployment. His first attempt in Samarra meant resetting the treadmill every time it shut off, drinking four bottles of water, and having a specialist check on him every 30 minutes as he slowly deteriorated. Why would anyone do this? Because Green Berets don't just build physical toughness—they build the kind of mental resilience that makes runni

Inside the Green Berets: How America’s elite soldiers are trained for the impossible

Green Berets uncovered: Inside the minds of America’s elite operators