Democratic Sen. Jon Tester of Montana has lost re-election to businessman Tim Sheehy, NBC News projects.

Tim Sheehy, a wealthy Republican businessman, was dogged by controversies during the campaign. But Senator Jon Tester, a ...

Montana voters showed Democratic Sen. Jon Tester the door on Tuesday, padding the Republican majority by at least one vote in ...

Montana not only went enthusiastically for Trump for a third time, but took the last statewide seat held by a Democrat. Senator Jon Tester's defeat caps a years-long quest to erase purple from Montana ...

Recent political ads supporting Senator Jon Tester have sparked discussions among rural law enforcement leaders in Montana.

One of the most influential U.S. Senate races comes to a close Tuesday night when polls close in Montana and Democratic incumbent Sen. Jon Tester attempts to su ...

Oscar-nominated actress and Montana native Lily Gladstone publicly endorsed Senator John Tester during a rally held in ...

Former Navy SEAL Tim Sheehy has beaten three-term Democrat Sen. Jon Tester in Montana, flipping a key race as Republicans are set to take back control of the Senate, the Associated Press projects.

Senator Jon Tester’s Montana is an important political front line and barometer for his now mainly urban-based party. Mountain State Democrats who can win statewide out west are becoming ...

The Associated Press at 4:30 a.m. Wednesday declared that Republican U.S. Senate candidate Tim Sheehy beat incumbent ...

U.S. Sen. Jon Tester, D-Mont., leads a cheer at a rally ... and they haven’t had an outright majority in either state house since 2007. Now, the GOP has super majorities in the state legislature.