Senator Mark Kelly, an Arizona Democrat and former astronaut, visited Ukraine over the weekend and said the United States could not give up on the people there as they fight Russia. Musk responded on X.

U.S. DOGE Service leader Elon Musk on Monday called Sen. Mark Kelly (D-Arizona) — a decorated Navy pilot and former NASA astronaut — a traitor in a post on X after the senator visited Ukraine and expressed his support for the country in its war with Russia.

U.S. Sen. Mark Kelly fired back at Elon Musk after the world’s richest man called the Arizona Democrat "a traitor" for visiting and supporting Ukraine.

President Donald Trump’s increasingly influential adviser, Elon Musk, called Sen. Mark Kelly (D-AZ) “a traitor” over a social media post about the Arizona Democrat’s recent visit to Ukraine. The senator’s visit to Ukraine was his third since the country was invaded by Russia in 2022,

Arizona Sen. Mark Kelly and billionaire Elon Musk exchanged words on social media after Musk called the Democratic lawmaker a “traitor” for visiting Ukraine.

"It's not 'America First' to pull the rug out from under an ally and leave their people to die," Sen. Mark Kelly said after his visit to Ukraine.

Sen. Mark Kelly (D-Ariz.) spent the weekend in Ukraine gathering harrowing information on the impact of President Trump's pause on military aid and information sharing. Why it matters: "When you negotiate the end of a conflict,