Updated 1 hour ago NBC Universal, Inc. While vaccination numbers increased in San Diego County in May 2021, COVID-19 cases took a dip. The Pfizer vaccine became available to kids between the ages of 12-15, giving another boost to vaccination figures. Each day, we got closer to the county's wider reopening (we see you, June 15). Here's a day-by-day look back at what happened in San Diego County this month as the pandemic continued. COVID-19 Patients in San Diego County Download our NBC 7 mobile app for iOS or Android to get alerts for local breaking news and weather. San Diego County Health and Human Services Agency (HHSA) officials have reported