One of the most left-wing prosecutors in the country and who is earmarked as a potential U.S. attorney for Massachusetts could see her hopes of serving in the Biden administration dashed thanks to an alleged Christmas Eve road rage incident.

Massachusetts Attorney General Maura Healey, a Democrat, confirmed during a radio interview last month that her investigation into Suffolk County District Attorney Rachael Rollins has not ended. Her office is currently reviewing an alleged incident in which Rollins cut a female driver off in a parking lot and sped off using her police lights.