Republican Scott Baugh has conceded in his race against Democrat Dave Min in a Southern California U.S. House district, ending his bid to seize the seat being vacated by Democratic Rep. Katie Porter.

Democratic State Sen. Dave Min defeated Republican Scott Baugh to succeed Rep. Katie Porter in California’s 47th Congressional District, which includes Orange County’s Irvine, Huntington Beach, Costa Mesa,

Former California State Senator Dave Min will win California’s 47th district, replacing incumbent Republican Scott Baugh, NBC News projected Tuesday.

Democratic state Sen. Dave Min and Republican Scott Baugh are vying for former Rep. Katie Porter's open seat to represent an Orange County congressional district.

ORANGE COUNTY, Calif. - Democratic candidate Dave Min is on the verge of taking California's 47th Congressional District seat. The latest development comes as Republican challenger Scott Baugh conceded the race to Min on Tuesday, November 12.

State Senator Dave Min was initially ahead before falling behind Baugh in later counts, but now was back on top as of Nov. 8. It’s among one of the closely watched U.S. House races in the country.

The seat, vacated when three-term incumbent Rep. Katie Porter ran for U.S. Senate, quickly became one of the most closely watched races in the nation.

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California's 47th Congressional District was seen by both parties as a pivotal race in the fight for control of the House of Representatives.

Democrat Dave Min has defeated Republican Scott Baugh in the race for a congressional seat in Orange County, California, NBC News projects.

Democrat Dave Min wins election to U.S. House in California's 47th Congressional District.