external In the Media July 30, 2021 Jessica Holzer, assistant professor and program director for undergraduate public health, talks about clusters of COVID cases among younger children. https://www.wfsb.com/news/video-surge-in-covid-cases/video_71cbc901-d165-540a-9f37-c4447d338b69.html news-all news-in-the-media year-2021 month-july