NEW YORK -- Omicron is "a cause for concern, not a cause for panic," U.S. President Joe Biden said Monday in an address on the new coronavirus variant first reported from Africa that led countries around the world to step up restrictions.
Stock market responds positively to president's assurance

U.S. President Joe Biden addresses the omicron variant alongside Dr. Anthony Fauci on Nov. 29 in Washington. © Reuters
NEW YORK -- Omicron is "a cause for concern, not a cause for panic," U.S. President Joe Biden said Monday in an address on the new coronavirus variant first reported from Africa that led countries around the world to step up restrictions.