plus, when you first see kyle maynard, you might first think how limited his life may be. once you meet him you will realize there's nothing he can't do. >>> first, my investigation of a situation i found unacceptable. you might be surprised to learn that on any given night in this country more than 100,000 veterans, men and women who fought for their country, are literally sleeping on the streets. more than 8,000 in los angeles alone. what surprised me more is that there's a plot of land, nearly 400 acres, that was donated -- it's free just to build a home for vets. it would have been a lifesaver for one vet i met in los angeles. >> you are young. how old are you? >> 22. almost 23. >> almost 23. you are from this area originally? >> san fernando valley. just up over the hill. >> fresh out of high school, robert signed up to fight for his country. what makes an 18-year-old join the army? >> i wanted to go to college, make something of myself. the army said they would pay for it. >> there's a contract. i will serve my country but then my country will serve me. >> that's kin