is readily apparent president biden is experiencing some increased nasal congestion this weekend they can be heard in his voice and he's feeling the well-known fraud in one's throa. it certainly felt like that. will send it back to you. >> i appreciate it. have a great weekend. >> you too. >> switching gears, the rise of the. here in the us and around the world has folks once again looking for answers from the experts and tonight medical attention contributor mark siegel is posing questions to the cdc director. >> good evening, kevin. south africa has been under and omnicrxon -- and over 11,000 cases over the past they alone. most of the mild or moderate so far but a new study suggests reinfection with omicron. >> really important science.

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