NBC News projects Texas state Rep. Steve Toth defeated Crenshaw after a campaign that focused on loyalty to Trump.

Republican challenger Steve Toth defeated U.S. Rep. Dan Crenshaw on Tuesday night, ousting the only House Republican in Texas ...

The race is among several Texas House primaries that pit well-funded trial lawyers against one of the most powerful lobbying groups in state Republican politics.

Five Republican candidates are vying for four open seats in the primary election.

A handful of primary challengers to Indiana Senate GOP incumbents who opposed redistricting got invites to the White House.

Texas voters are deciding high-stakes Republican primaries for attorney general, comptroller and other statewide offices, ...

Marion resident Evie Cahalen, 65, has launched a bid to unseat incumbent Flathead County Sheriff Brian Heino, 47, who is ...

North Carolina state Senate President Pro Tempore Phil Berger is running two votes behind his primary challenger, Sam Page, ...

In eastern Montana, there was no lastminute retirement and no surprise exit. Republican U.S. Rep. Troy Downing is staying put ...

Starting in North Carolina on Tuesday, older House Democrats face a test of their staying power and the appetite of voters to ...

MA's federal delegation is facing its largest number of primary challenges in several years. Here's what the experts say.

The congressman was challenged for his TX-23 seat following allegations of an affair with a former staffer.