Ariz., signed a letter that includes a warning about potential harms from proposed Republican Medicaid spending cuts.

Arizona's U.S. Sen. Mark Kelly and his twin brother, Scott Kelly, slammed Elon Musk after he insulted another astronaut on X.

Arizona's program for developmentally disabled people risks running out of funds. Lawmakers are in no rush to fix it.

It's the first indication that some Republican lawmakers may field challenges from voters over Elon Musk's massive changes.

Tucson Republican U.S. Rep. Juan Ciscomani and others advocate against federal aid cuts for SNAP, Pell Grants and Medicaid, ...