AdvertisementBreakthrough COVID Infections Add Even More Chaos To School's Start In 202103:53Download AudioResumeAugust 23, 2021Lesley McClurgfacebookEmailStephanie Chenard held hands with her son, Desmond, 8, as they walked to his school in the San Francisco Bay Area last week. Later that evening, the school district reported four COVID-19 cases in four different schools. (KQED)