Joe Arpaio's Maricopa County Sheriff's Office has become infamous for its stance on illegal immigration. Some call it racial profiling; some think it's just simple law enforcement. Whatever it is, it's controversial. From the border to Maricopa County, police officers and border patrol agents have been hunting for illegal immigrants. Agents patrolling the U.S.-Mexico border rely on several forms of
technology to secure the safety of not only themselves, but also those attempting to make it to America. See the full Best of Phoenix 2012 story on Arizona's xenophobia here.