Former U.S. Rep. J.D. Hayworth had a much-needed opportunity Friday night to refocus Arizona's Republican Senate primary on incumbent John McCain, and he came out swinging.

A new poll shows Arizona Sen. John McCain leading his Republican challenger. The Rocky Mountain Poll released on Wednesday shows McCain leading former congressman J.D. Hayworth 64 percent to 19 percent. Political newcomer Jim Deakin had 5 percent.

Republican Senators John McCain and Jon Kyl are endorsing Gov. Jan Brewer in the Republican primary race for Arizona governor.

It takes 10 to tango in CD3. Here's a list of the candidates to watch.

Republican Sen. John McCain says he plans to vote against confirming Supreme Court nominee Elena Kagan.

J.D. Hayworth is launching his first television ad targeting Sen. John McCain in their Republican primary fight.

Sen. John McCain is taking heat from a television infomercial star famous for hawking free government money, who is angry that the Arizona senator used him in a campaign ad without permission.

Arizona Capitol Times reporter Evan Wyloge discusses the upcoming McCain-Hayworth debates and the crowded CD-3 primary.

John McCain's Republican primary challenger says a newly discovered video reveals that McCain had a closer relationship with a disgraced donor than the Arizona senator has let on.

Six months of trying to outflank Sen. John McCain from the right produced less support, less money, fewer endorsements and lower poll numbers than J.D. Hayworth and his dedicated followers had anticipated.