it had been one month since he'd seen his daughter meybelin.e dialing) he was calling a shelter in arizona where she was being held. (arnovis speaking spanish): (woman on other end of phone): >> oh, okay. >> smith: what would you like to say to her right now? s este casa. >> smith: arnovis gave me a tour of his one-room home. >> smith: do you have pictures of her? (rooster crowing) (laughter) (man speaking spanh) >> smith: like maritza, arnovis and his daughter left fleeing violence. >> smith: arnovis says he gots death threter getting into an argument with the brother of a local gang leader. (arnovis speaking): : >> smithe journey north can be torturous. those from the humblest origs have to navigate many miles on foot. >> you run the gauntlet of risk to come here. traveling for migrants is certainly not fe. and you can... subject to horrendous crimes on your journey anbe kidnapped and raped and, in certain cases, killed. >> smith: their first goal is thto reach mexico, and thee beast-- a freight train that has carried hundreds of thousands of