Memphis environmentalist, Black activist and single mom Marquita Bradshaw won the Democratic primary for an open U.S. Senate seat in Tennessee on Thursday. Bradshaw defeated Nashville attorney and former Army helicopter pilot James Mackler, who had snagged an endorsement from the Democratic Senatorial Campaign Committee and others. Bradshaw will face former U.S. Ambassador to Japan Bill Hagerty, who defeated Nashville trauma surgeon Manny Sethi in the Republican primary.