president biden was right to commit to travel restrictions but that it's not enough. what would be enough specifically in your view because obviously there is very little known about what this variant means? >> i mean, travel restrictions are really hard. they cause economic hardships. they are clearly opposed by the countries that are affected by them. and my point here is travel restrictions can work if they're done the right way in terms of buying us time. but right now, what president biden has is this really pour ous system that's not going to do much good. it but citizens can still come back and i think that is a good thing. we should have americans return to their own country but why not also put them up in quarantine hotels? and as many other countries have instituted, why not also retest them and have adigszle screening protocols if we know there is a high prevalence of omicron from these areas? i am not saying we shouldn't have travel restrictions but rather if we are going to go