Donald Trump’s Pentagon chief moderated his stance to get the job but is now pushing for change in the name of high standards ...

Sen. Mark Kelly (D., Ariz.) stopped and spoke with reporters while making his way to this morning’s hearing room. “I’ve got some very specific questions about certain things in his ...

Senator Mark Kelly reacts to news that Defense Secretary Pete Hegseth is ending a Pentagon program President Trump signed into law in his first term.

Sen. Mark Kelly criticizes Hegseth, warns of tariff dangers at Phoenix electronics plant Kelly, D-Ariz., also called on Trump to fire embattled Defense Secretary Pete Hegseth.

Democratic Sen. Mark Kelly of Arizona says President Trump's decision to strike Iran leaves the U.S. in a "dangerous" moment ...

Sen. Mark Kelly prodded Secretary of Defense Pete Hegseth for more details on the "Golden Dome" missile defense system proposed by the Trump administration. Kelly questioned if some of Hegseth's ...

Kelly urged Defense Secretary Pete Hegseth to seek scientific, not contractor, input on the system's viability, especially given cuts to the Pentagon office responsible for such analysis.

During his remarks in a Senate hearing in January, Senator Mark Kelly got into a heated exchange with Pete Hegseth over his qualifications for the position of Secretary of Defense.

In separate videos posted to social media on Monday, Sen. Mark Warner (D-VA) and Mark Kelly (D-AZ) called for Pete Hegseth to resign or be fired from his position as Secretary of Defense.

Kelly, who hasn’t decided whether he will support Pete Hegseth in a full confirmation vote, said he planned to meet with the nominee later this week.