Jones, who served in the Biden administration, defeated Rolando Pablos, a former Texas secretary of state, in a high-profile, bitterly partisan contest.

Ms. Jones, a former under secretary of the Air Force under the Biden administration, prevailed over Rolando Pablos, a conservative with ties with to Gov. Greg Abbott.

Former Biden administration official Gina Ortiz Jones has won a runoff election in San Antonio’s mayoral race, fending off a Republican opponent that the GOP hoped could pull off an upset,