A quickly corrected ballot error raises questions; A new ad questions Monica Tranel's stance on the border; Controversial South Dakota Governor Kristi Noem stumps for Tim Sheehy, who has no comment on evidence he plagiarized portions of his memoir.

Voters will get one chance to see candidates for governor debate. Housing costs are in the spotlight. The NRA enters the fray in the U.S. Senate race.

Montana Democratic candidates are not anxious to ride Kamala Harris's coattails. Monica Tranel vows to make the border safer, while her opponent Ryan Zinke vows to protect girls sports from trans athletes. Tim Sheehy remains silent about insulting Montana's Crow Tribe. And Republicans accuse Jon Tester of bias against white farmers.

Tim Sheehy leads Jon Tester in a new Senate race poll. Audio of a racist comment from Sheehy surfaces. Campaign ads feature familiar themes. And, the two leading candidates for governor may soon square off to debate. Campaign Beat is back for the general election!

The primary election had few surprises — but laid the groundwork for some bruising general election races. New ads in the Senate and gubernatorial races come out swinging. Campaign Beat will return in September.

Montana's Republican congressmen stick with Trump, despite his criminal conviction. Democrat Jon Tester is well ahead of his Republican opponent Tim Sheehy in fundraising. Dark money groups are also spending heavily in that Senate race. Tuesday's primary features intriguing contests in the eastern district Republican congressional race, and in the Republican race for Clerk of the Montana Supreme Court.

Voter outrage over high property taxes is a big campaign issue, but how will that translate at the polls? Gov. Gianforte's primary endorsements aren't sitting well with some Republicans. Jon Tester unveils a new hard-hitting ad against his opponent Tim Sheehy. Tim Sheehy has a new ad with a powerful message about his military service.

Voter outrage over high property taxes is a big campaign issue, but how will that translate at the polls? Gov. Gianforte's primary endorsements aren't sitting well with some Republicans. Jon Tester unveils a new hard-hitting ad against his opponent Tim Sheehy. Tim Sheehy has a new ad with a powerful message about his military service.

Republicans clamor over the arrival of a migrant family in the Flathead. Tester signs on to a Republican immigration bill. And calls for a special legislative session are racking up.

Tim Sheehy seemed to shy away from the spotlight when Don Jr. came to campaign. Congressional candidates who showed up to debate talk immigration, climate change and transplants; Schools superintendent candidate faces legal troubles.