visits with unvaccinated people from a single household who are at low risk of covid-19 disease indoors without wearing a mask or physical distancing. and refrain from quarantine and testing following a known covid-19 exposure if the vaccinated person remains asymptomatic. so far, more than 30 million americans have been fully vaccinated, which is more than the total number of confirmed infections nationwide. today the u.s. surpassed 29 million cases. it sparked new concerns about the spread of more infection shows variants just as more states reopen and lift their mask mandates. joining me a emergency medicine physician and medical director at the baylor college of medicine. alwaysia to he sue. i wonder what you think about the new guidelines that so many people have been waiting for. are they what you expected? there definitely some parts of the guidelines that are what i expected. we have been vaccinating people in this country for the last three months. we have over 3