travelers who might have it. it s going to discourage other countries that potentially might discover this or might just notice that cases are going up from sharing this because they re going to be afraid to have travel bans that have an economic impact on their population as well. there was an interesting dynamic with south africa, south africa did not have a problem with the supply of vaccine eens but if internally within its own country or whether it s because of vaccine hesitancy or whether it did not have the ability to administer the overwhelming majority of vaccines it had. there was also the vaccine hesitancy because of the data initially involving blood clots with johnson & johnson and astrazeneca. talk to us a little bit about what needs to happen for a country like south africa to be