welcome back to worlds apart but steven hoffman director of the global strategy lab and professor of global health law and political science at york university professor holden just before the break we were talking about badgers that the governments can take and your point was that still travel bans perhaps a little bit on the excessive side and yet if we look at these 2 scenarios that the countries have taken so far and. but this it damaged the agency an area south korean china sonera you know the containment and the gradual decrease in the number of new cases and the european want where the freedom of movement was not restricted m.p.'s you know which ultimately led to over i think 5000 fatalities at this point of time in europe it seems that dead you know the more excessive from your point of view project call may ultimately save lives well i think to just to clarify i think the thing that has been saving lives is what we call social distancing so that's all the measures taken within countries to encourage people to maintain physical distance to make sure that we minimize the oppor