were being taken now. we have made history in new york city. and we lead the nation with the strongest vaccine mandate anywhere, private sector vaccine mandate, reaching hundreds of thousands of businesses and we put this mandate into action, as 0micron was coming, but we had no idea it would be quite this intense. but we knew, with 0micron coming, with cold weather, it was time to do more. well, thank god we did, because these mandates have been absolutely necessary to keep this thing going. the reason this thing keeps going, the reason we are open, while some other places are shut down, is because of our focus on vaccination and we use mandates and incentives. we have got to double down, because one thing we can all agree and we have talked to a lot of business leaders about this, covid is bad for humans, it is bad for our health, but it is also bad for business. let s talk more now about that isolation advice change form the cdc. i m joined now by dr peter chin hong, an infectious d