Democratic Sen. Jon Tester faces another tough re-election campaign in 2024 as Republicans brace for a potential primary between Tim Sheehy and Rep. Matt Rosendale.

Montana Democratic Sen. Jon Tester's campaign ceded on Tuesday that it faces a significant challenge in trying to hold onto his Senate seat in the two-time, Trump-won state come November. "As we ...

Executives at two companies met privately with Sen. Jon Tester (D-MT) and donated to his reelection campaign as he helped secure federal funding for their tech hub in Montana. The leadership team ...

Sen. Jon Tester is showing just how tough he is in a Montana campaign that has him marked as one of the most vulnerable Senate Democrats this year. Mr. Tester is the lone statewide elected ...

Democratic Sen. Jon Tester (Mont.) raised more than $8 million in the first quarter of the year, his campaign announced Monday, as the incumbent fights to hold on to his upper chamber seat in the ...

Sen. Jon Tester (D-MT) was hit with an ethics complaint after he used his Senate website to push his reelection campaign. The government watchdog group Americans for Public Trust wrote in a ...

Former President Trump's campaign slammed Sen. Jon Tester, D-Mont., as "radically out of touch" after the vulnerable Democrat rolled out several new ads focused on abortion, claiming his opponent ...

Democratic Montana Senator Jon Tester dedicated part of his re-election campaign launch last week to railing against "multi-millionaires" who he said didn't "understand what a hard day's work ...

MISSOULA, Mont. — U.S. Sen. Jon Tester announces a major cash infusion for his reelection bid. Quarter two yielded more than $5 million for his campaign. The senator is receiving donations from ...

(CNN) — Democratic Sen. Jon Tester failed to fulfill multiple promises he made in a public ethics pledge during his first Senate campaign in 2006, including a vow to publicly post meetings ...

One of the most robust campaign merchandise operations of the election cycle is in one of the least-populous states. Senator Jon Tester, a Democrat from Montana, is the most vulnerable senator ...

By Abby Turner and Andrew Kaczynski, CNN (CNN) — Democratic Sen. Jon Tester failed to fulfill multiple promises he made in a public ethics pledge during his first Senate campaign in 2006 ...