travel. ~ , u, , travel. with the first case bein: travel. with the first case being identified, - travel. with the first case being identified, first - travel. with the first case | being identified, first case travel. with the first case . being identified, first case of the omicron variant being identified in the u.k.'s, — live us, california, is there any sort of estimate as to how many more there might be? we have seen this with other variants. by the time it is detected in one country, it is too late to stop it being brought in because it travels through the community or other cases have arrived. i through the community or other cases have arrived.— cases have arrived. i think we robabl cases have arrived. i think we probably have _ cases have arrived. i think we probably have a _ cases have arrived. i think we probably have a lot _ cases have arrived. i think we probably have a lot more - probably have a lot more introductions of omicron variant in the us beyond this one case in san francisco. if you look at testing, genomic testing surveillance across the country, there is an average of 15% of cases that are now being tested, undergoing genomic testing in san francisco, it is just under that average at about 12 or 13%. there are parts of the country that are as low as 3%, and so i don't