Millions of Americans will be tuning in to CNN and other networks on election night as returns roll in. They’ll be waiting to see who wins, something CNN will determine with a series of projections.

The winners of several elections up and down the ballot will be making history this year, CNN projects. With CNN projecting a Donald Trump win for president, his running mate, Ohio Sen. JD Vance, is poised to be sworn in as the first millennial vice president.