For the first time in nearly a generation, Arizona voters will elect a new senator. Republican Sen. Jon Kyl is retiring after 18 years. His ideological successor is Republican Rep. Jeff Flake, and a lot of people expected Flake to have an easy time of it.
But recent polls suggest Democrat Richard Carmona — a former surgeon general and a Hispanic — has a shot at winning. The race has become heated, and the airwaves are filled with brutal ads.