Sen. Ruben Gallego, D-Ariz., joined the Senate in January after serving five terms in the U.S. House of Representatives and the Arizona Legislature before that. He succeeded former Sen. Kyrsten Sinema ...

Arizona's senators voted with Republicans to confirm Lee Zeldin as the new head of the Environmental Protection Agency.

President Donald Trump codified the bill named after a Georgia woman who was killed by an undocumented Venezuelan immigrant ...

Arizona Attorney General Kris Mayes announced that she and other attorneys general are filing a lawsuit to stop the Trump ...

was among the Democrats who joined them. On Monday, Democratic Sens. Mark Kelly and Ruben Gallego of Arizona made good on their intentions to back the bill. Gallego, for one, cosponsored it.

Greg Stanton, D-Ariz., was among the Democrats who joined them. On Monday, Democratic Sens. Mark Kelly and Ruben Gallego of ...

Arizona Sen. Ruben Gallego's support for the Laken Riley Act drew the ire of immigrant advocates. But Democrats should listen ...