the mayor saying that they do plan to roll out more details on what they will do to enforce the mandate, those details expected in the next week. and will there be any legal challenges. don t be surprised if something similar happens here. thanks so much. joining me now for more is chief science officer at e-med a health care company that provides at-home covid testing and also former professor of ende epidemiology at harvard. what is your reaction to mayor de blasio adding private sector employees to the vaccine mandate in the city? i think that it might be a challenge, but it is a smart public health move. i think that we should set the right expectations about what the purpose of these vaccine mandates are. and that is to limit the number of people who are really getting