Republicans have retaken the Senate by flipping seats in Pennsylvania, West Virginia, Ohio and Montana, but there are other elections still pending that could shape the chamber’s prospects ahead of the upcoming midterms .

This year, 34 Senate seats were up for grabs, including a special election in Nebraska. Hundreds of millions of dollars have been spent across the country on these races.

On Thursday, two races still had to be called, notably in Arizona and Nevada. Here’s how to follow the results of the last uncalled Senate election in the United States live.