Self-funded CEO claims GOP nomination to challenge Massachusetts Democrat’s second-term bid

Former medical device executive Mike Minogue won the Massachusetts gubernatorial primary Tuesday, defeating Brian Shortsleeve, a former executive at the MBTA, the state-run transit agency.

The winner will now face favored Democratic Gov. Maura Healey, who is running for a second term. Massachusetts has had continuous Democratic representation in Congress since 1996, but Republicans have had considerably more success in races for the governor's mansion since the Reagan era.

Minogue...