 San Francisco Chronicle | Joe Arpaio Gearing Up For Tough Re-Election Battle Huffington Post Arizona remains the most popular route for undocumented immigrants from Mexico, but the number has steadily dropped as the economy bottomed out and drug violence and more Border Patrol agents have made it tougher to cross. "There aren't as many of ... Arizona Sheriff Joe Arpaio Facing Toughest Re-election Race to Date Sheriff Joe Arpaio in More Legal Trouble Arpaio the last of Arizona's immigration troika |