In day two of Rasmussen Reports releasing results about its June 16 survey of 707 likely Republican primary voters, the conservative-leaning firm reported that McCain has a 47-36 lead over Hayworth, shifting from a May Rasmussen poll, which had McCain ...

A man who recently served as an adviser to John McCain's rival and once helped launch the Minuteman border watch movement has been accused by his estranged wife of threatening to kill their family and any police who try to protect them.

Sen. John McCain and his GOP senate primary opponent JD Hayworth sat down with the Arizona Capitol Times to talk about a range of issues, including their take on immigration.

Former U.S. Rep. J.D. Hayworth turned in more than 11,000 signatures to the Arizona Secretary of State's Office on April 26, putting an official stamp on his challenge to Sen. John McCain.

Southern Arizona businesswoman and environmental attorney Nan Stockholm Walden announced on April 5 that she has no plans to run for the U.S. Senate, clearing the field for Tucson City Councilman Rodney Glassman.

Former Alaska Gov. Sarah Palin lent her star power and conservative credentials to John McCain today as the senator faces the toughest re-election bid of his lengthy career.

Rallies for and against Proposition 100 set up at the Capitol on Friday, chanting at each other across the mall and showing their support for the cameras.

Spurred on by the Republican infighting between U.S. Sen. John McCain and former Rep. J.D. Hayworth, Democrats are courting Southern Arizona businesswoman Nan Stockholm Walden to jump into the race.

The primary campaign explanation to the McCain/Kyl statement was also backed by Democrat consultant Bob Grossfeld, who said John McCain acted to keep from being "boxed in" by J.D. Hayworth. "This had nothing to do with the governor, who is collateral damage, but everything to do with Hayworth," he said.

Sure, Congress historically swings away from a first-term president's party during the off-year election. But former U.S. House Member J.D. Hayworth is betting on such a dramatic swing of the pendulum that he will be able to topple fellow Republican Sen. John McCain.