Bexar County Commissioner Tommy Calvert tests positive for COVID-19 Calvert represents over 500,000 residents in Precinct 4 of the two million who live in Bexar County. Author: KENS 5 Staff (KENS 5) Published: 2:57 PM CST January 18, 2021 Updated: 6:15 PM CST January 18, 2021 SAN ANTONIO — Bexar County Precinct 4 Commissioner Tommy Calvert says he has tested positive for COVID-19, he confirms with KENS 5. Calvert represents over 500,000 residents in Precinct 4 of the two million who live in Bexar County. He ran unopposed in 2018 for his second four-year term. He is the youngest and first African-American County Commissioner in Bexar County. Calvert has served as the honorary civilian commander of the 12th Flying Wing of the US Air Force, the Honorary Civilian Commander of the 433rd Flying Wing of the U.S. Air Force and attended the Air Force War College National Security Forum for Civilians.