Senator Mark Kelly leads 12 colleagues in urging bipartisan efforts on U.S. border security and immigration reform, addressing a letter to Republican Senate Majority Leader Thune.

Sen. Mark Kelly (D-Ariz.) on Wednesday hit President Trump over what he called “photo op” immigration raids following the president’s flurry of immigration orders. “I think an [Immigration

Democratic Sen. Mark Kelly of Arizona is urging Republicans to work in a bipartisan fashion to find border security and immigration solutions.

Senator Mark Kelly opposes Pete Hegseth's nomination for Secretary of Defense, citing concerns about his readiness.

Arizona Democrats were ready to fight Donald Trump on immigration. Now they find their own senators siding with Republicans.

Mark Kelly, D-Ariz., voted 61-35 on Friday to advance the bill ... with more attacks on immigrants on the horizon," Mehta said. In Arizona, Democratic state Senate leaders previously ripped the bill passing the House of Representatives.

Pete Hegseth’s controversial nomination as defense secretary moved a step closer to confirmation with the Senate Armed Services Committee recommending him to the job on party lines. U.S. Sen. Mark Kelly, D-Ariz., voted Monday against Hegseth, citing a lack of managerial experience and “concerning personal issues.”

Arizona's senators voted with Republicans to confirm Lee Zeldin as the new head of the Environmental Protection Agency.

President Trump this week revoked a security detail for retired Gen. Mark Milley and announced an investigation into the former Joint Chiefs chairman’s conduct, enacting promised retribution while

Arizona Democratic Sen. Mark Kelly thinks the highly publicized immigration raids days into the second Trump administration are all “for show,” and instead said a bipartisan group in Congress needs to be involved in addressing long-term challenges of immigration.

Senator Mark Kelly opposed Peter Hegseth's nomination as Defense Secretary, citing his lack of qualifications and past issues.

Miles Kelly hit a go-ahead 3-pointer with 30 seconds remaining and Johni Broome had 16 points and 13 rebounds in his return to the lineup as