In many key states in the 2024 election, it may take a while to know who has won — and much longer to get official, certified results.

Democratic Vice President Kamala Harris called Donald Trump on Wednesday to congratulate the Republican leader on his U.S. presidential election win, two aides to Harris said. Harris, who is scheduled to make public remarks later on Wednesday,

In a decisive victory, Trump wins a series of swing states, while his Republican Party also gains control of the Senate.