President Barack Obama signs the Southwest Border Security Bill, Friday, Aug. 13, 2010, in the Oval Office of the White House in Washington. (AP Photo/Carolyn Kaster)

Photo by: Carolyn Kaster

President Barack Obama signs the Southwest Border Security Bill, Friday, Aug. 13, 2010, in the Oval Office of the White House in Washington. (AP Photo/Carolyn Kaster)