Democrat George Whitesides wins election to U.S. House in California's 27th Congressional District, beating incumbent Mike Garcia

Democrat George Whitesides has defeated Republican Rep. Mike Garcia to represent California’s 27th Congressional District, one of several swing districts that could determine which party wins control of the House of Representatives.

Rep. Mike Garcia conceded Monday and congratulated political newcomer George Whitesides as the two vied to represent California's 27th Congressional District. NBC News projected that Whitesides took the lead with 51.2% of voters's support, compared to incumbent Garcia's 48.8%. As of Monday evening, more than 288,000 votes were counted.