MSNBC's Lawrence O'Donnell is joined by Montana Democratic Sen. Jon Tester to discuss how the issue of reproductive rights, ...

Senate Democrats pledge to stick by Sen. Jon Tester (D-MT) until the very end, even against increasingly long odds he can ...

Sen. Jon Tester is seeking a fourth term in Big Sky Country. Some voters say his dirt-farmer image has worn thin, while the ...

Sen. Jon Tester continued to distance himself from the Harris-Walz presidential ticket during a press conference in Kalispell on Friday on legislation aimed at making home ownership more attainable.

I’m the president of Social Security Works PAC. My mission is to support members of Congress who are champions for seniors ...

The Montana Supreme Court ruled that a third-party Senate candidate can remain on the November ballot, rejecting the state's ...

Jon Tester’s campaign has devolved into ad hominem attacks on Tim Sheehy. The latest of these unwarranted attacks came as a ...

Jon Tester is casting doubt on a recent poll that served as a precursor for political handicappers to give Republicans the ...

I’m retired, but during my work years I had the privilege of working with Jon Tester for over two decades on important ...

In the closely watched Montana Senate race, incumbent Democratic Sen. Jon Tester has accused his Republican challenger, Tim Sheehy, of wanting to radically change the U.S. health care system.

Tester is one of nine Democratic senators co-sponsoring the First-Time Homebuyer Tax Credit Act. The act would provide a tax ...

Ex-Navy SEAL Tim Sheehy is trying to defeat Democratic incumbent Jon Tester—and Chuck Schumer’s money.