the omicron variant, va1, there is a mutation in in protein.in order to contract is variant, scientists go in and do genomic surveillance. it will be harder right now to track but that is ok because there is no sign saying the sub variant is more virulence or dangerous or has the ability to evade our antibodies. b is true. and c is also true and you k that off the bat. kristen: can you talk a little more -- i will take your accolades, thank you very much. viewers.it goes to the facebook thank yod variant specific boosters and perhaps which segment of our population may need them. >> i don't see any data right now suggesting we need a variant specific booster. when some people see these headlines that come out from companies about a trial they misread this and think, this means that the current regimen does not work. that is not true at all. the more studies coming out including one just put out by the cdc with immuno compromised people show that the boosters are incredibly effective. up to 99% positive in keeping people out of hospitals. these