as you say, all sars research has been put under national committee. of course, it's difficult to know exactly who knows what and controls what, but it's clear that there is a chain of command there. but having said that, it was a good group of scientists. i think there's a question of why do we need to know this and how do we move forward? so i think, politically, obviously there are huge ramifications for the consequences. but, actually, i'm less interested in that and more in scientifically preventing something like this happening again. and we have to know — if it was a lab leak, how do we have better lab procedures? more safety? if it was a natural origin, then we have to look at where it was — was it wet market, farming? was it keeping many animals close together? how do we regulate that so we don't have the next virus emerging? the who has toughened its stance on china, again calling for the country to share crucial data from some of the earliest