Key takeaways from Virginia special election, Boston mayor’s race

Democrats scored a win in the race to replace the late Rep. Gerry Connolly (D-Va.) in Virginia’s 11th Congressional District, narrowing the Republican majority in the House of Representatives.  Fairfax County Supervisor James Walkinshaw (D) handily defeated Republican Stewart Whitson, a former FBI agent, in the heavily Democratic-leaning district on Tuesday. The race offered some…