Democratic incumbent Yadira Caraveo conceded the race for Colorado's U.S. House District 8 seat to Republican Gabe Evans Sunday afternoon.

Democratic Representative Yadira Caraveo, who represents Colorado's 8th Congressional District, conceded her race to Republican challenger Gabe Evans on Sunday.

Republican state Rep. Gabe Evans of Fort Lupton appears to have flipped Colorado’s newest and most competitive congressional district from blue to red. Evans declared victory Sunday afternoon in the 8th Congressional District race against Democratic U.

Thousands of ballots in the district must be “cured” before the race that could determine whether Republicans have total control of the federal government will be decided

The Republican challenger has yet to be projected as the winner by the Associated Press, but Evans leads Caraveo 49%-48.2%, with an estimated 92% of the vote counted. The current margin shows 2,596 votes separating the two leading candidates.

Democrat U.S. Rep. Yadira Caraveo conceded the 8th Congressional District race to Republican state Rep. Gabe Evans on Sunday afternoon. Why it matters: It's a major victory for Republicans, who pumped millions into the race to flip the suburban Denver seat.