each winter. >> laura: we need it or does moderna need it? what is the evidence of any of this? >> the omicron -- the b 11529 variant has 30 mutations. the domain has been changed with ten mutations there. it's not going to be as infectious. the early reports from dr. fantini in france indicates the transmissibility index of the omicron variant is far less than delta. so it doesn't look like it's going to be a dominant strain. i think it will be like the lambda and the epsilon variants described in the most recent year of covid-19. it will be a minor variant. i wouldn't be looking for it wrapping up on new vaccines or