US defense chief tests positive for COVID

Defense Secretary Lloyd Austin said Monday he has tested positive for COVID-19, is experiencing mild symptoms and will quarantine at home. It's the second time Austin has gotten the coronavirus.
Austin, 69, said he is fully vaccinated and has received two boosters. He said he'll quarantine for the next five days in accordance with CDC guidelines. Austin said his last in-person contact with President Joe Biden was on July 29.