have driven some out of their own country. one soldier made the journey before arriving in germany. he documented his plight share ing the details with nick paton walsh. >> reporter: i can't imagine the fears racing through his head and we take you back to where he was two months ago. this was once america's longest war. now and here it is his. his afghan army unit battling a taliban in the worst clashes this summer. but now americans leaving, they are losing. sometimes he told us they didn't have ammunition, food or even fuel to drive their wounded to the hospital. once the taliban surrounded us in a base for 12 days, he says. our dead bodies began to stink. our wounded, bleeding. still, he says, money was spent on perks for commanders like