Herschel Walker gave a nice concession speech, talking about the need to believe in America and, yes, the Constitution. But in the end, Georgia’s Senate runoff wasn’t that close, and that has huge implications beyond the defeat of the former football star. Despite a cliffhanger night in which the lead bounced back and forth, Raphael Warnock won reelection by 100,000 votes, about 3 percentage points, to give the Democrats a 51-seat majority in the Senate.