protect against this variant. >> you said that pcr tests, coronavirus tests, should detect cases of this new variant. but what about those that use the at-home rapid tests. could omicron be more widespread than the ability to track it because those tests don't work on omicron? >> i asked that question just yesterday because i was on a prolonged zoom call with our african -- south african colleagues. and they said at least some of the rapid antigen tests would pick this up. he couldn't guarantee all of them would but the ones they were using, he didn't specifically say what they were, is that the mutations did not interfere with the ability to recognize the antigen by the antibodies that were used in the rapid test. so that is a good thing. the pcr tests that are used can pick it up. lucky for us that's the case. >> do you expect that the omicron variant will become the