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 ...

Trump businessman and Minnesota transplant cruised to victory Tuesday following a campaign that became embroiled in ...

Mont., on defeating an incumbent senator and what he hopes to accomplish in the Senate as Republicans regain control ...

The results of some congressional races may foreshadow who will have outsize health policy influence in Congress next year.