Senator Mark Kelly held a hearing on veterans fired by Musk and Trump, discussing their struggles post-dismissal.

Sen. Mark Kelly is doing his best to protect America from Defense Secretary Pete Hegseth, whose bumbling group chat could have cost American lives.

The endorsements are a big score for Grijalva, the daughter of the late congressman who she is now hoping to succeed in the ...

The event largely focused on the threat of Republican cuts to Medicaid. “Make no mistake, they’re coming after you," Sen. Mark Kelly warned on Monday.

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

() - There is now a Social Security War Room, and Arizona Sen. Mark Kelly is one of the Democrats behind its launch.

Standing with our allies and standing up for democracy is in the best interest of the United States,’ said Kelly after Musk ...

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

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

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

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

Democratic Arizona Sens. Mark Kelly and Ruben Gallego hosted a town hall in Phoenix on March 17 to discuss the potential impacts of cuts to Medicaid led by congressional Republicans.