Republicans still face challenges getting the votes needed in the Senate to extend President Donald Trump's signature tax cuts.

Democrats representing Arizona in Congress are pointing to a new report as proof that people would lose health insurance ...

Department of Homeland Security Secretary Kristi Noem faced a difficult week, highlighted by her incorrect definition of ...

Gallego's comments came in a hearing in which the Homeland Security secretary fumbled the definition of habeas corpus.

Senator Ruben Gallego presents a dual-focused border security and immigration reform plan, receiving broad Arizona support.

Potential Democratic contenders for the presidency are trying to gain an edge with scruffy appeals to younger male voters.