Representative Mike Collins faces Derek Dooley, a former football coach, in a runoff for the Republican Senate nomination. The winner will face Senator Jon Ossoff, a Democrat, in a highly contested general election.

Voters head to the polls today in primaries across Georgia, Alabama, Oklahoma and Washington, DC. Follow here for the latest.

Rep. Mike Collins and former college football coach Derek Dooley will advance to a runoff next month in the Georgia GOP primary for Senate, as Republicans vie for an opportunity to take on Democratic Sen.