John McCain's Republican primary challenger said Thursday he regrets taping an infomercial on behalf of a company accused of taking advantage of consumers.

Arizona’s business community has sent a message to legislative candidates: Commit to a pro-business agenda, and stop wasting time with kooky stuff like “birther” bills.

In exchange, candidates who cooperate may get tons of cash for their campaigns and the support of chambers of commerce across the state.

A law firm associated with the Arizona Democratic Party is appealing a court ruling that threw out a complaint seeking to remove Sen. John Huppenthal from the ballot for Superintendent of Public Instruction.

Here are the results, and pending appeals, of petition challenges against congressional, statewide and legislative candidates — and one justice of the peace candidate.

More than half of the candidates whose petition signatures were challenged this election cycle either were kicked off the ballot by a judge or withdrew voluntarily in the face of a likely courtroom defeat.

Attorney General Terry Goddard tapped Jan Lesher to head his gubernatorial campaign, filling a slot that campaign manager Rodd McLeod will vacate at the end of the month.

The vicious primary between Tom Horne and Andrew Thomas is bringing back bad memories of 1998 and Janet Napolitano for many Republicans.

Candidate Buz Mills owns a shooting range and is on the National Rifle Association's board of directors, but it's incumbent Jan Brewer who has the group's endorsement in the contested Republican primary for Arizona governor.

Republican U.S. Senate candidate J.D. Hayworth's campaign is defending his role as a pitchman three years ago for a Florida company that consumer advocates have accused of airing misleading ads.

The two Republican candidates for Arizona attorney general will face off Tuesday in a debate held by the Arizona Citizens Clean Elections Commission.