Two female detainees sleep in a holding cell at the U.S. Customs and Border Protection (CBP) Nogales Placement Center in Nogales, Arizona, in this June 18, 2014 file photo.
© 2014 Reuters
Two female detainees sleep in a holding cell at the U.S. Customs and Border Protection (CBP) Nogales Placement Center in Nogales, Arizona, in this June 18, 2014 file photo.