CDC reports 4,115 breakthrough COVID-19 cases involving hospitalizations or deaths
https://healthell.blogspot.com/2021/06/cdc-reports-4115-breakthrough-covid-19.html
CDC reports 4,115 breakthrough COVID-19 cases involving hospitalizations or deaths

The Centers for Disease Control and Prevention (CDC) has received reports of 4,115 patients with COVID-19 vaccine breakthrough cases who were hospitalized or died.