the guidance, the updates to the changes and she defended it as saying the science is moving quick and so are we. we re in an unprecedented time with the speed of omicron cases rising. and we are working really hard to get information to the american public and balancing that with the realities that we re all living with. this is hard and i m committed to continue to improve as we learn more about the science and to communicate that with all of you. so of course there is no doubt that it is an unprecedented time and there are factors facing the cdc. but or reporting shows that the criticism and the frustration with the cdc is not just coming from outside of the administration. it is also coming from within the federal agency. with scientists at the cdc expressing that frustration to season saying sometimes when the guide sns adrafting, it is a small level of advisers surrounding the cdc adviser and there is the always a ton of