Trump-backed candidates were largely victorious in May primaries, winning all but two races against incumbent Republicans. One of those contests is still too close to call.

President Donald Trump finished his monthlong revenge tour in Texas on Tuesday night.

President Donald Trump has been showcasing his influence in Republican primaries, recently endorsing Ken Paxton in Texas.

President Trump's strong influence in Republican primaries presents a challenge for the party's upcoming midterm elections. Voters are reportedly unhappy with his economic…

The primary defeat of long-time Senator John Cornyn confirms Trump still has a grip on the party, but comes with huge political risks – and Democrats are excited.

President Donald Trump's tightening grip on his party could make it harder to win in the November midterms, when Republicans face a broader electorate that has soured on the…

Trump-backed candidates were largely victorious in May primaries, winning all but two races against incumbent Republicans. One of those contests is still too close to call.

Trump’s primary wins tighten his grip on GOP as midterm risks mount