FALFURRIAS, TX - JULY 23:  Undocumented immigrants await transportation to a processing center after being caught by U.S. Border Patrol agents some 60 miles north of the U.S.-Mexico border on July 23, 2014 near Falfurrias, Texas. They were part of several groups of immigrants U.S. Customs and Border Protection agents caught moving north through dense brushland in Brooks County. Thousands of immigrants, many of them minors, have crossed illegally into the United States this year, causing a humanitarian crisis on the U.S.-Mexico border.  (Photo by John Moore/Getty Images)