Union support still matters in Democratic politics and Kelly has moved to erase organized labor's doubts about him.

Kelly blamed the Trump administration for making veterans' health care more difficult by indiscriminately dumping staffers.

Arizona's U.S. Sen. Mark Kelly and his twin brother, Scott Kelly, slammed Elon Musk after he insulted another astronaut on X.

Senator Mark Kelly criticizes President Trump's Congress address, citing concerns over tax breaks for the wealthy and tariff ...

Senator Mark Kelly criticized mass firings at the VA, advocating for the reinstatement of employees vital to veteran care.

Sen. Mark Kelly champions the PAIN Act to improve seniors' access to non-opioid pain treatments under Medicare.

Senator Mark Kelly (D-Ariz.) spoke with Margaret Brennan on Face the Nation Sunday about Ukrainian President Volodymyr Zelenskyy and President Donald Trump's Friday meeting in the Oval Office, and ...

Sen. Mark Kelly (D-Ariz.) and his brother, Scott Kelly, both retired astronauts, on Friday called out tech billionaire Elon ...

Sen. Mark Kelly has long backed Ukraine in its war with Russia and spoken in harsh terms about Russian President Vladimir ...

The following is the transcript of an interview with Sen. Mark Kelly, Democrat of Arizona, that aired on "Face the Nation with Margaret Brennan" on March 2, 2025.

At that point, Arizona’s senior senator stepped into the altercation. He said Musk should get the nerve to “climb into a rocket ship” before he argues with astronauts. Sen. Mark Kelly ...

We work for the people': Hundreds rally at Arizona national parks to protest federal cuts Sen. Mark Kelly calls White House argument with Ukraine's president 'a gift' to Russia Gov. Hobbs won't ...