After an ugly primary campaign involving accusations sex trafficking, fake polls and threats of lawsuits, Arizona’s 1st Congressional District Republican appear to have selected a nominee to take on Democratic incumbent Tom O’Halleran.

Former state legislator Tom O'Halleran has announced his candidacy for the Democratic nomination in the state's 1st Congressional District.

Former GOP legislator Tom O’Halleran is running in CD1 as a Democrat. In a written statement, the former Chicago cop said he wants to find “commonsense solutions” to challenges plaguing Arizona’s middle-class families.

Just before announcing that she would be leaving Congress to run for the U.S. Senate, Democrat Ann Kirkpatrick called her friend K.C. Clark, the Navajo County sheriff, to ask him if he was interested in running for her seat in Arizona’s 1st Congressional District in 2016.

Former Secretary of State and Senate President Ken Bennett said he plans to run for the vacant First Congressional District seat in next year’s election.

Paul Babeu is the GOP front-runner in the race to replace Ann Kirkpatrick in the sprawling first congressional district – if you believe Babeu’s consultant.

In an announcement that stunned Arizona’s political world, Congresswoman Ann Kirkpatrick said she will challenge U.S. Sen. John McCain, giving the Democrats the strongest candidate they’ve ever run against the veteran senator.

If the U.S. Supreme Court orders the Arizona Legislature to redraw the state’s congressional map, Republican strategists expect Democratic Congresswomen Ann Kirkpatrick and Kyrsten Sinema’s congressional districts to be the first on the chopping block.

Two members of Arizona's congressional delegation with a contentious history are striking a bipartisan note when it comes to land and mining issues.

On the airwaves of a popular Navajo radio station, President Barack Obama uses the Navajo greeting "Ya'at'eeh" and implores tribal members to get out and vote for Democrats.