appear much more tentative. i m not sure. i might wait for other kids to get it first. i think it s not necessary at this moment. reporter: only 28% of kids ages 5 to 11 have gotten two doses of the vaccine the fda could authorize moderna s pediatric vaccine as early as june. the cdc says 75% of children 17 and younger have contracted covid medical experts recommending even children who were infected with omicron should be vaccinated. number one, we don t know how long infection-induced immunity lasts number two, vaccines don t just protect against the variant that they had. they can protect against future variants. reporter: now after a long wait, the youngest among us ma soon get that protection. stephanie, what about pfizer will they be looking for a similar emergency use authorization for their pediatric vaccine? reporter: yeah, lester they will. they re expected to ask for that eua in the spring their dosage is less than moderna but the course is three shots instead