FILE - This June 17, 2014 file photo shows an entrance to Fort Sill near Lawton, Okla. The federal government has chosen the military base in Oklahoma as the location for a new temporary shelter to house migrant children and is considering a customs port in southern New Mexico as another option as existing shelters are overwhelmed. The Office of Refugee Resettlement said Tuesday, June 11, 2019 it's dealing with a dramatic spike in the number of children crossing the border without parents. (AP Photo/Sue Ogrocki, File)