Excerpt: "I watched two point men take a 50-caliber machine gun bullet to the head, and watched the third being grabbed and taken behind enemy lines. Two of the enemy soldiers, which we often referred to as gooks, quickly came after me. As I quickly mowed them down with my automatic rifle, I crawled backwards away from the enemy gunfire, using my helmet to push sand in front of me as I went, which made it possible to look behind me. But as I looked...