then all the way down to 3.2% which is extraordinarily low. the former biden advisor doctor zeke emanuel said restricting travel is going to slow it is coming, not stop it from coming. it coming here examine evitable but the environment in which it comes may not be inevitable, we can alter the environment. if it is just a case of trying to slow it down, why not put in place more travel bands because the people in south africa, some of the government officials feel like they're being singled out and it's a little discriminatory against them. >> i think this is a difficult decision and this is the best advice of the public health experts. you'll notice the uk and that you are doing the same. keep in mind, everybody who's a foreign traveler coming to the u.s. has to have a test three days in advance, for vaccinated one day in advance if you're on vaccinated. were screening travelers from