Familes and Children Held In U.S. Customs and Border Protection Processing Facility

NOGALES, AZ - JUNE 18: Detainees are escorted to an area to make phone calls as hundreds of mostly Central American immigrant children are being processed and held at the U.S. Customs and Border Protection Nogales Placement Center on June 18, 2014, in Nogales, Arizona. Brownsville, Texas, and Nogales, have been central to processing the more than 47,000 unaccompanied children who have entered the country illegally since Oct. 1. (Photo by Ross D. Franklin-Pool/Getty Images)