Senator faced threats of retribution from Defense Secretary Pete Hegseth over a recent video criticizing unlawful military orders.

Secretary of War Pete Hegseth slammed a post that Sen. Mark Kelly made about his service, saying that, "your medals are out of order and rows reversed."

President Trump calling out the Dem senator from Arizona may raise the question: Who is Mark Kelly? Navy captain, astronaut, Gabby Giffords' spouse.

Facing the threat of a potential military court martial and possible questions from the FBI, Democratic Sen. Mark Kelly of Arizona spoke to NPR's Scott Detrow. This comes after Kelly, a Navy veteran and former astronaut,

Senator Mark Kelly, one of the Democratic lawmakers targeted by President Donald Trump for his role in a video advising military personnel to respect the constitution over the president’s orders, had some strong words for the president.

WASHINGTON — Arizona Sen. Mark Kelly, with bipartisan sponsorship, has introduced a bill to bolster America's space exploration and research capabilities.

Mark Kelly said he's worried about the safety of his family in the wake of Donald Trump's threatening posts against him and other Democratic lawmakers. The post Mark Kelly, Whose Wife Was Nearly Assassinated,