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

The group chat on a public messaging service about a strike in Yemen adds to the Democrats' view that Defense Secretary Pete ...

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

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

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

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

NPR's Michel Martin speaks with Senator Mark Kelly (D-Ariz.) about the revelation that top intelligence officials discussed ...

Sen. Mark Kelly resumed his war of words with Elon Musk on Friday with a salty social media video saying he’s ditching his ...

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

Sen. Mark Kelly added his voice to the chorus of Democratic complaints on Capitol Hill to Defense Secretary Pete Hegseth ...