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.

Two woman walk along the U.S.-Mexico border showing graffiti that reads "the walls" in Nogales, Sonora, Mexico, Tuesday, July 27, 2010. Arizona's new immigration law SB1070 takes effect Thursday, July 29. (AP Photo/Jae C. Hong)

Two woman walk along the U.S.-Mexico border showing graffiti that reads "the walls" in Nogales, Sonora, Mexico, Tuesday, July 27, 2010. Arizona's new immigration law SB1070 takes effect Thursday, July 29. (AP Photo/Jae C. Hong)

More Photo Galleries

Happening Now