Everything you need to know from the US midterm elections

In the neighbouring state of Georgia, Democrat Keisha Lance Bottoms, the former mayor of Atlanta, won the governor's race, becoming the first black governor and first woman to be elected to the state's highest office.

The BBC's Carl Nasman described ecstatic scenes as the race was projected blue. Bottoms defeated Republican Rick Jackson, a billionaire businessman and healthcare executive. The state has also not had a Democratic governor for more than 20 years.

Elsewhere, Democrat Chris Pappas became the first openly gay man elected to the Senate. He celebrated on stage alongside his husband in New Hampshire.

Pappas defeated former Republican Senator John Sununu in the race, whom he thanked on Tuesday, saying: "We all owe John Sununu a big debt of gratitude for his public service for the people…