of a deflection of the dynamic of the outbreak. from there, you go into control, and control is a wide bracket, because better than control is elimination. for example, we ve eliminated polio from the united states. we ve eliminated malaria from the united states. the next one down, is eradication. i don t think we should be aspirational about eradication. i don t think that is going to occur. hopefully we may ultimately be able to limit it but given the transmissibility of this particular virus i don t think that is something that we are going to see in the future in the reasonable future. but control is where we want to be. and we want to be controlled at a low enough level of background infection community, with the large proportion of individual vaccination and those who are in fact infected, they will have a degree of infection for the pair of time. we are recommending that they ultimately end up getting vaccinated to, so that you have a villa protection over the