behind me behind this gate is the state of arizona and the united states. the people on this line right here have passports. documentation. they can go in and out at will. but the people here are migrants. who have traveled hundreds of miles. they're with their children. they're hoping to get an interview inside and they're hoping if they get that interview, that their children aren't taken away. in the border town of nogales, mexico, the other side of this gate is the united states. and right next to the gate sitting on the ground are migrant families. living and sleeping outside hoping to be allowed to proceed just a few more feet into america. amalia is from guatemala. her son, kevin, is 7, and the other 3. what do you want to say to the united states? the 29-year-old mother says "i want to go protect my children and have a better life for them." amalia says she fears for her life in guatemala because of