guidance. in may she announced vaccinated people could stop wearing masks indoors, drawing quick criticism that it was too soon. last february the white house had to clarify walensky s comment that teachers did not need to be fully vaccinated for schools to reopen. dr. walensky spoke to this in her personal capacity. reporter: now walensky is under fire for not following the cdc s own playbook for explaining new guidance. a biden covid adviser tells me the cdc has got to do a better job communicating what they re doing and why and that has to happen quickly. that s whapg when you lead with the data and science and not lead with a clear communications plan. reporter: dr. frieden is urging them to move their head u ursers in atlanta and let them control more of the public message. the biden covid adviser told me this is a larger coordination problem across the administration between the white house, the cdc, the fda and the