could soon be eligible for the vaccine, but, first, the shot must go through a rigorous authorization process that is taking a different path than the vaccines that came before. here to explain, u.s. surgeon general vivek murthy. what is curious about this is that i know there are millions of parents, including yourself, you have kids in the age range, waiting for this vaccine to be authorized, but the data hasn't shown it to be effective. so you're waiting for something that hasn't been proven to work? >> john, i'm glad you asked about this. you're right, i'm one of those millions of parents who has a child under 5 and i am eager for her to have a vaccine that is both safe and effective for her. let me tell you what we know and what we don't know right now. we do not know yet if this vaccine is going to be safe and effective for children under 5. that's exactly why the fda is beginning a process of rigorous review and that's going to be a transparent process where the