The next big Democratic star (you haven't heard of yet)

Shortly after the polls closed Tuesday night in Massachusetts, the Democratic nomination for governor was called for Maura Healey.

Healey, the state's attorney general, won more than 85% of the vote; her only opponent dropped out of the primary in June, but remained on the ballot.

(Sidebar: That Healey had no serious primary challenge in a state as Democratic as Massachusetts speaks to her political strength in the state.)

Should Healey win the general election -- and she will be heavily favored given Massachusetts' Democratic tilt and the fact that Republicans in...