Derek Dooley, a former football coach, cast himself as an outsider candidate as the Republican primary field for a marquee midterm contest takes shape.

Former University of Tennessee football coach Derek Dooley has joined the GOP primary to decide who will go on to challenge Democratic U.S. Sen. Jon Ossoff. Dooley announced his campaign with a video message Tuesday morning.

Former University of Tennessee football coach Derek Dooley on Monday launched a campaign for Senate in Georgia.