>> the primary reason to do it is to protect them, but also getting them vaccinated will help bring infection numbers down across the community for everybody. it is important we get kids vaccinated. >> sam brock reporting there. joining us now, physician and fellow at the brookings institution, dr. patel. dr. patel, great to see you. so this approval from the fda advisory panel is the news that so many parents and so many schools in this country have been waiting for. from what you know from the data you've read through in the last day or so, how sure are you that this is safe for children? >> yeah. willie, it's great news because there were a various number of modeling scenarios the fda -- and also the cdc presented data, unusual during an fda meeting, showing the benefits outweigh the risk. for every 1,000 kids vaccinated, we prevent 50 coronavirus