Cory Bowman, who shares a father with Vance, says he was inspired to enter the race after his half-brother's inauguration. A Republican last ran for Cincinnati mayor, unsuccessfully, in 2009.

Cincinnati mayoral candidate Cory Bowman got a last-minute endorsement from his half-brother, Vice President JD Vance.

A political newcomer who hopes to become mayor of Cincinnati, Ohio, advanced in Tuesday's primary after his half-brother, Vice President J.D. Vance, put in a good word for him. Vance put out a post on Tuesday via social media platform X,