Ayotte or Craig will replace Republican Chris Sununu, who announced last year that he would not be seeking reelection. Sununu has been in office since 2016, serving four two-year terms. Before announcing he would not seek reelection, Sununu considered becoming a candidate for president, but he eventually decided not to run.

Follow live updates from Seacoast NH polls all day and results from races from president to US House, governor and NH legislature.

The New Hampshire governor's race comes down to one candidate who is trying to jump from local to statewide office and another who wants to bring federal experience to the Statehouse.