Democrats won a string of races in Republican strongholds on election night, taking control of both the Senate and the House, according to the BBC report. The win gives them control of Congress for the rest of Donald Trump's presidency.
Democrat Keisha Lance Bottoms defeated Republican Rick Jackson, a billionaire businessman endorsed by Trump, in the race for governor of Georgia. Bottoms becomes the first Black woman elected governor of Georgia, and the state has not had a Democratic governor in more than 20 years.
In Ohio, Republican Senator Jon Husted lost his seat to Democrat Sherrod Brown. Husted was pictured shedding a tear with his family.
In Georgia, Democratic Senator Jon Ossoff won re-election to a second term. The report says speculation surrounds Ossoff as a potential leading contender for the Democratic nomination in the 2028 presidential election.
In Texas, James Talarico, the new US senator, and Gina Hinojosa, the state's new governor, toasted their wins.
In Maine, Democrat Troy Jackson beat Republican Senator Susan Collins, who has served in the Senate for nearly 30 years. Collins was pictured looking at results on a laptop.
In Iowa, Republican Ashley Hinson lost her Senate seat to Democrat Josh Turek, according to the report.
In New Hampshire, Democrat Chris Pappas defeated Republican Senator John Sununu. The report says Pappas became the first openly gay man elected to the Senate. He celebrated on stage with his husband.
In North Carolina, former Democratic governor Roy Cooper beat Republican Michael Whatley, giving Democrats the first Senate seat flip of the night.
In Michigan, Democrat Abdul El-Sayed will become the first Muslim US senator. He told voters: "You took a chance on the unlikeliest of candidates."
The report describes the mood among Republican supporters as subdued after a string of defeats in reliably Republican states.