As the manhunt goes on for the shooter who killed two people on the campus of Brown University, Democratic Sen. Mark Kelly ...

Mark Kelley is a Democratic United States Senator from Arizona. The retired astronaut and former U.S. Navy pilot took office ...

Former Arizona Representative Gabby Giffords had a hugely successful career in politics, but one terrifying moment almost took everything away from her.

Donald Trump's threats against Arizona Sen. Mark Kelly have only served to elevate the decorated combat veteran as a hero in ...

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

Senator Mark Kelly said he’s faced an onslaught of death threats and hired a private security detail after President Donald ...

Sen. Mark Kelly (D-Ariz.) on Tuesday said Donald Trump should know better than to encourage violence against lawmakers, calling him “singularly unqualified” for the presidency. (Watch the video below.

Democrats on the Senate Armed Services Committee wrote a letter to Secretary of the Navy John Phelan on Tuesday expressing ...

By forcefully taking on Trump and MAGA, the Democratic senator from Arizona looks like a potential White House contender.

Kelly said GOP concerns about political violence after the assassination of Charlie Kirk have fallen away as Trump publicly threatens Democrats.

Sen. Mark Kelly spoke as President Donald Trump has labeled Democratic efforts "seditious" and a growing unease over military strikes on boats.