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