Democrat Doug Jones, who started the Alabama race for U.S. Senate as a massive underdog, swept to victory Tuesday night in a repudiation of scandal-stained Roy Moore. The upset also dealt a serious blow to President Trump.
The narrow victory slices the GOP’s already-thin margin in the Senate to a single seat, complicating the party’s legislative push and giving Democrats a major boost heading into the 2018 campaign, when control of Congress will be at stake.
The win — which Moore refused to acknowledge — marked the first time a Democrat has captured a U.S. Senate seat in Alabama in a quarter of a century.
More broadly, it signaled the limits of the nation’s political...