San Diego County to Start Vaccinating Teachers, Other Essential Workers on Saturday Times of San DiegoCounty moves date for new vaccination group up to Saturday fox5sandiego.comCovid-19 antibodies may protect against reinfection later, study suggests CNN San Diego County Reports 658 New Cases, 12 Deaths as Infections Trend Down Times of San DiegoCOVID in Pregnancy Tied to Higher Odds for 'Preemie' Delivery U.S.