The appointed Republican senator and the former Democratic congressman exchanged criticisms during their sole debate before the Nov. 27 runoff election.
Republican Sen. Cindy Hyde-Smith has faltered over remarks seen as racially insensitive. Mike Espy, a black Democrat and former congressman, appears poised to take advantage.
California has been a leader in the resistance to Trump, and his disdain for it has been evident during repeated bouts of wildfires and other difficulties.
The Ohio Democrat said his Senate campaign provides a blueprint for defeating Trump in 2020.
Tuesday marked a successful night for the party, but it did little to simplify the looming presidential contest.
The split verdict in the first national referendum on Trump’s presidency set the stage for partisan conflict that will shape the rest of his first term.
The most expensive midterm elections in modern times underscored the nation’s deep polarization, but fell short of delivering a sweeping repudiation of Trump.
Dozens of crucial races are toss-ups at a time politics seems unpredictable.
The president succeeded in 2016 after disparaging minority groups, and that strategy is spreading in this year’s elections.