CDC Sets Emergency Vaccine Meeting; Variant Hunt: Virus Update Bloomberg 2/23/2021 Bloomberg News © Bloomberg Members of congress participate in a moment of silence for the 500,000 American lives lost to Covid-19 on the steps of the U.S. Capitol in Washington, D.C., U.S., on Tuesday, Feb. 23, 2021. (Bloomberg) -- Anthony Fauci, President Joe Biden’s chief medical adviser, suggested that the U.S. may soon issue guidance easing public health protocols for people who are fully vaccinated. The U.S. is stepping up its effort to track virus variants with genetic sequencing. B...