CNN The Situation Room With Wolf Blitzer December 23, 2021 23:33:00
Same thing going home. >> reporter: with some 20 million people estimated to be flying this holiday season in the u.s., health experts are urging passengers to take new precautions to avoid contracting the omicron variant. >> it is all about staying away from people you don't know. strangers, you don't know whether they have the virus or not. >> reporter: are surgical masks still the best ones to wear on planes? >> the entire flying experience requires know protection and using k-95s is the golden standrd that people should be investing. >> reporter: experts advise us to use layers of protecti...
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