U.S. Agents Take Undocumented Immigrants Into Custody Near Tex-Mex Border

MISSION, TX – JULY 24: Salvadorian immigrant Stefany Marjorie, 8, holds her doll Rodrigo after crossing the Rio Grande from Mexico into the United States with her family on July 24, 2014 near Mission, Texas. Tens of thousands of families and unaccompanied minors have crossed illegally into the United States this year, causing a humanitarian crisis on the U.S.-Mexico border. The Rio Grande sector has the highest traffic of illegal immigration, especially of Central Americans, on all the U.S.-Mexico border. (Photo by John Moore/Getty Images)