let's go straight to jana's, work to speak to professor barry schubert, chair of south africa's ministerial advisory committee on covey. 19 vaccines. thank you so much. a professorship for coming on. we're hearing here of scottish cases that preceded the announcement from south africa let alone cases without any have known travel in london. we don't want to be speculating on where the cobra is going to follow the usual virus path of that more transmission the less and less illness . but what is the situation there? is that basically it high transmission or less more mild disease? yeah, i think i have to push it everything. rio rancho is that is 30 days. you know, you're busy studying this. first of all, this is a brand new bars. and i said, brand new, if you like to, to any of the previous variances are completely different evolutionary tree. it's not a an offshoot or one of the previous periods. that's the one thing. the other thing is got a large number of mutants reasons that we've and something that we've never seen before. so even in the critical spike protein, that's a protein that th