Democrats are now one seat away from keeping their Senate majority.

Arizona Sen. Mark Kelly has won reelection to the Senate, putting Democrats on track to keeping their Senate majority.

The AP called the race for Kelly Fri.: Kelly defeated GOP challenger Blake Masters by 5.7 points with 83% reporting.

Arizona Senate results, 83% reporting (NYT): 🗳️Kelly: 51.8% 🗳️Masters: 46.1%

With Kelly's win, Democrats are now one seat away from keeping their majority in the chamber.

Democrats now have to win either the Nevada Senate race or the Georgia runoff to keep their Senate majority.

Kelly thanked his supporters on Twitter Fri.: "Thank you."