Incumbent Democratic Sen. Joe Donnelly and Republican challenger Mike Braun are locked in one of the nation's most-watched Senate races. The winner could determine control of the U.S. Senate.

Already, some $61 million has been spent by the campaigns, political parties and independent organizations trying to sway Hoosier voters, who go to the polls Nov. 6. Polls show the race is a tossup.

Host Mason King talks to IBJ political reporter Lindsey Erdody about the race, her experience on the campaign trail with the candidates, and what we know about early voting.

See Lindsey's stories about the Senate race — including profiles of Mike Braun and Joe Donnelly — at IBJ.com.