A 280-pound man with a tattooed neck, he regularly takes Evan to a park, near where he used to sleep at night. He says he's determined to give him the happy childhood he never had."I don't know the answers. I've been in homeless shelters, through VA programs, PTSD support groups, etc., but I think it's up to the person," said Lute, as his giggling son rolled on the living room carpet. "I will try everything I can to not become that way because of him. Now I'm not on the streets because there's more in my life to lose." ___ Jelinek reported from Washington.