a rare solo update. it is by phone. the timing may be critical for her. her agency is facing intense criticism for messy messages. crippling test shortages and changing and confusing guidance. "the new york times" said dr. walensky and her teams making sound decisions but fumbling in communicating them to america. critics say the cdc's recommendations are sometimes so confusing they are more like drafts than proclamations. this is going on. some of president biden's former advisors are suggesting he pivot away from two years of promises like these. >> president biden: i'm going to shut down the virus. i will shut down the virus. i won't shut down the country but i will shut down the virus. i will shut down the virus. i'm going to shut down the