Arizona immigration law

U.S. Border Patrol agents patrol the border separating Nogales, Ariz., and Nogales, Mexico, on the eve of the scheduled implementation of Arizona's new immigration law.

Vendors sell newspapers at the Nogales Port of Entry in Nogales, Sonora, Mexico, Wednesday, July 28, 2010. Arizona's new immigration law SB1070 takes effect Thursday, July 29. (AP Photo/Jae C. Hong)

Vendors sell newspapers at the Nogales Port of Entry in Nogales, Sonora, Mexico, Wednesday, July 28, 2010. Arizona's new immigration law SB1070 takes effect Thursday, July 29. (AP Photo/Jae C. Hong)

More Photo Galleries

Happening Now