Angela Paxton | KERA News

Angela Paxton

Megan Zerez / KERA News

In Collin County, Republican Angela Paxton defeated Phillip Huffines for the State Senate District 8 seat. It was the most expensive primary race – and among the most heated.

Christopher Connelly / KERA News

The race for Texas’ only open state Senate seat up for election this year is heating up. Two well-connected candidates with well-known names are spending millions to win the District 8 seat in Collin County, which was left empty when state Sen. Van Taylor announced he’d be stepping down to run for Congress.

Bob Daemmrich for The Texas Tribune

Angela Paxton, the wife of Attorney General Ken Paxton, is running for the state Senate.