First, pediatric cancer advocate Nancy Goodman joins us to discuss why she believes Covid-19 vaccine trials need to be sped up for teens and children. Then, Wall Street Journal reporter Greg Zuckerman calls in to explain the unlikely story behind Novavax, a former biotech penny stock now on the verge of making history. Finally, we embark on a lightning round, featuring quick takes on the confirmation process for a new health secretary and the future of therapeutic stool.