Sen. Mark Kelly aptly exposes Pete Hegseth's fatal flaw as Defense secretary. It's the same one found in Kelly's Republican colleagues.

Sen. Mark Kelly (D-AZ) sparred with Pete Hegseth at the Senate confirmation hearing Tuesday for his nomination to serve as Donald Trump's secretary of defense.

The Arizona senator questioned Department of Defense nominee Pete Hegseth about his history of getting blitzed off his ass.

What I want to understand is whether or not you bring any of the necessary experience that this job requires," Kelly a said.

Sen. Mark Kelly, D-Ariz., questions Pete Hegseth's responses to 'heavy drinking' allegations.

Pete Hegseth at his confirmation hearing was asked by Sen. Mark Kelly if it was true or false that in 2014 he was drunk in public in Cleveland?

The Senate Armed Forces Committee held a confirmation hearing Tuesday for Pete Hegseth, President-elect Donald Trump’s nominee for defense secretary. The former Fox News host faced harsh questioning from Democrats.

Opinion: In this op-ed, Sens. Duckworth argue Pete Hegseth falls short of the standards expected of those he would oversee as defense secretary.

The Senate has confirmed Marco Rubio as secretary of state, giving President Donald Trump the first member of his Cabinet. The vote was unanimous.

Republicans and Democrats were in talks to reach an agreement to allow swift confirmation of Marco Rubio as Donald Trump's secretary of state.

Trump is declaring a national border emergency and taking other steps to curb immigration. Here's what that means.