Losses in Virginia and elsewhere are likely to spur a push for a tax overhaul that would endanger Republican incumbents in higher-tax states.
A suburban rebellion against President Trump propelled Democrats to victory in races for governor, state legislature and mayor, in a series of elections.
Ed Gillespie, the Republican candidate for governor in Virginia, ran into the clear limits of trying to run as President Trump had in a swing state.
Mr. Northam, Virginia’s lieutenant governor, defeated his Republican opponent, Ed Gillespie, according to The Associated Press, on Tuesday to keep the state’s governorship in Democratic hands.
A racially tinged campaign by the Republican nominee for governor, Ed Gillespie, has tightened the race and, perhaps, presented a template for how to run in the Trump era.
The race has divided voters along demographic lines highly reminiscent of last November’s election.