Not yet clear if Omicron will lead to severe disease -Fauci

Speaking at a White House COVID-19 Response Team briefing on Tuesday, Fauci and CDC Director Dr. Rochelle Walensky said the best preparation for the Omicron variant is to be vaccinated, and for those who are eligible to get a booster shot.

Walensky said the new variant has not yet been detected in the U.S.