Arbelys Briceño fixed her eyes on the chicken soup in the plastic container set before her, the first warm meal she'd had in days. She began eating slowly, almost hesitantly, but then picked up the pace — and snagged another serving when soup kitchen workers offered seconds.
It was her eighth day on a journey from her Venezuelan hometown to Peru, a country the 14-year-old couldn't place on a map but that her older brother had set as their destination. Mosquitoes had marked her legs. The sun had baked her face.
