With 99% of the votes in, Baldwin led Hovde by 49.4% to 48.5% in a race that drew attention and big bucks from around the country.

Voters in Wisconsin are heading to the polls Tuesday to cast their votes in a critical presidential swing state that also in deciding which party controls the Senate. The winner in the presidential race will take the state's 10 electoral votes.Polls close at 8 p.m. local time.