Growing up as the son of a high school football coach in Texas, Kliff Kingsbury may have seemed destined for a life in football. But it hasn't been a smooth road: on the journey from an elite college career to disappointment in the pros, through regular coaching up and downs, to the personal tragedy of losing his mom, Kliff shares with us what he's learned working with household names like Belichik, Brady & Mahomes, as well as the lesser known heroes in his life - including his dad, a Vietnam Vet - who helped shape his approach to attacking every day like it's your last play.
Toughness