Sen. Mark Kelly (D-Ariz.) slammed what he called senior Trump adviser Elon Musk’s loyalties to billionaires Thursday after ...

Musk defended smearing the Gulf War veteran and astronaut and Kelly accused Musk of crassly seeking tax cuts for billionaires ...

More than 2 million Arizonans rely on AHCCCS, the state's version of Medicaid, for their health care. Now lawmakers in ...

Arizona Senator Mark Kelly has responded again to Elon Musk after the tech billionaire doubled down on an insult branding the ...

U.S. Sen. Mark Kelly called for Defense Secretary Pete Hegseth to resign for sending text messages detailing military plans ...

Arizona Democratic Senators Mark Kelly and Ruben Gallego held a town hall on Monday, warning citizens of what they’re calling ...

Sen. Mark Kelly of Arizona tried to get Gabbard and Ratcliffe to acknowledge a risky breach in protocol for sensitive ...

Arizona Senator Mark Kelly on Tuesday called for Defense Secretary Pete Hegseth to resign after a leak of sensitive military ...

Tesla CEO Elon Musk, a top adviser to President Trump, doubled down on accusing Sen. Mark Kelly (D-Ariz.) of being a “traitor ...

Democrats have pressed Defense Secretary Pete Hegseth over the security lapse after Republicans skewered Hillary Clinton over ...

Senator Kelly shared stories from Arizona on the Senate floor to illustrate the vital role of Medicaid for constituents.

Arizona Sens. Mark Kelly and Ruben Gallego are backing bipartisan legislation to expand the country’s dwindling mining ...