Justin Olson, a Republican on the state's utility regulation board, announced Wednesday he's running for the U.S. Senate, becoming the fifth major candidate looking to take on Democrat Mark Kelly in one of the nation's top 2022 Senate contests.

Two of the Republicans hoping to take on U.S. Sen. Mark Kelly next year have come out against letting Afghan refugees resettle in the U.S.    

Senate President Karen Fann regularly insists the Senate’s audit of Maricopa County’s 2020 election has nothing to do with former President Trump, but recently released court-ordered records paint a different picture.

Arizona Attorney General Mark Brnovich announced Thursday he's running for U.S. Senate, becoming the third major candidate seeking the Republican nomination to take on Democrat Mark Kelly.