<div><img src="https://www.gannett-cdn.com/presto/2022/03/23/USAT/6c6f029f-f24c-4d16-bbf6-8ddf91750b61-ed95491c-ae22-4a73-adf1-2fd00ee6cf23_thumbnail.png?crop=609,343,x238,y0&width=609&height=304&format=pjpg&auto=webp" style="width: 100%" /><div>As Moderna and Pfizer-BioNTech prepare for authorization in the upcoming weeks, here’s what to know about their vaccines for children under 5.</div></div>