Article Photos: Border surge overwhelming, officials tell Congress 1/8

FILE - In this June 20, 2014 file photo, immigrants who entered the U.S. illegally stand in line for tickets at the bus station after they were released from a U.S. Customs and Border Protection processing facility in McAllen, Texas. Tackling what he has called a humanitarian crisis, President Barack Obama on Tuesday, July 8, 2014 asked Congress for $3.7 billion to cope with a tide of minors from Central America who are illegally crossing the U.S. border, straining immigration resources and causing a political firestorm in Washington.  (AP Photo/Eric Gay, File)