Striking, beautiful, and haunting, Uncommon Grit takes a unique, unprecedented look at the toughest training in the military -- and the world -- from the vantage point of someone who lived through it. Retired Navy SEAL Darren McBurnett includes vivid descriptions of both the physical and mental evolutions that occur as a result of the immensely challenging SEAL training process. His stunning photographs, partnered with his compelling insights and...