Elon Musk's moves and confirmations of Trump's Cabinet picks fuel a pushback from the left against Arizona's Democratic ...

Sen. Ruben Gallego, D-Ariz., joined the Senate in January after serving five terms in the U.S. House of Representatives and ...

Arizona’s two Democratic senators have been among the most accommodating to Donald Trump’s cabinet picks. Here’s how the ...

The bill would give US Customs and Border Protection more authority. Former Sen. Kyrsten Sinema previously introduced a ...

Fifteen members of the U.S. Senate sent a letter to the Department of Defense saying RealPage rent practices could be harming ...

A freshman senator from Arizona is championing a bipartisan bill that would extend the territorial waters under the watch of U.S. immigration and law enforcement. Sen. Ruben Gallego, D-Ariz., ...

Ruben Gallego could take the reins as one of the Senate’s leading nuclear energy champions. The Arizona Democrat, fresh off a close electoral victory to succeed former Sen. Kyrsten Sinema ...

Former North Dakota Republican Gov. Doug Burgum is now officially Interior Secretary, with help from Arizona’s U.S. senators and a couple of its tribes.

It also had the bipartisan support of a majority of Arizona's Capitol Hill delegation. Sen. Ruben Gallego, D-Ariz., co-sponsored the bill. Sen. Mark Kelly, D-Ariz., voted for the legislation.

Public health experts in Arizona, a state already lagging in public health measures for children, say they are especially ...