Photos: Life on the Border in Nogales, Arizona and Mexico
Life on the Border: Nogales, Arizona / Nogales, Sonora
Related:
Photos: U.S. Border Patrol on the job
Maricopa Mugs: Arrest Photos April 2012 - Final
Number of US illegal immigrants from Mexico drops 
Supreme Court takes up Arizona immigration law; protesters gathered [PHOTOS]
How technology is used to patrol the U.S.-Mexico border
Woman possibly kidnapped, taken to Mexico
ICE agents shut down drug smuggling tunnel in Nogales, Ariz.
Photos: White House Correspondents' Dinner
