This is the story of team leader Marcus Lutrell, the sole survivor of Operation Redwing, and the desperate battle in the mountains that led, ultimately, to the largest loss of life in Navy SEAL history. But it is also, more than anything, the story of his teammates, who fought ferociously beside him until he was the last one left-blasted unconscious by a rocket grenade, blown over a cliff, but still armed and still breathing. Over the next four days,...