restrictions will buy the u.s. more time to learn about the variant. the world health organ aceh moving quickly, and they gave it a name, omicron. investors around the world of rattled, the dow jones logging its worst day in more than a year. arlette scenes is live from nantucket, pete muntean is outside reagan airport. what did the president have to say today? reporter: jim, president biden said he wants to take a cautious a3r067 when it comes to this new omicron variant. that s why he s decided to issue restrictions in that southern