vaccinated. that gives them the best chance, i think, against the new variants like omicron. all right, professor paul bienasz, thank you so much. thank you. okay, joining us now to talk more about what we need to know is e.r. dr. rob davidson, the executive director of the committee to protect healthcare. dr. davidson, great to have you here. i do want to get to omicron in a moment, though we don t know much, but first, i want to get to something that really got my attention yesterday, and that was we had michael osterholm on and he basically said there is this other invisible crisis that we re not talking much about, and that is that all of us who have been doubly vaxxed, our immunity is waning as we speak and we re not sort of moving with the alacrity that he thinks we need to. i don t think, alisyn, most people realize, we re growing more vulnerable every day in