comments made by powell. he talked about how the risk of higher inflation has actually gone up. and he expressed some support, some openness to talking about removing and unwinding the fed s stimulus bond-buying program a little sooner than expected. so that is not sitting well with investors. on top of all of that, investors are trying to make sense of how severe the symptoms are for omicron and how effective vaccines are going to be. so at this point, kate, there s a lot more questions than answers. yeah. in terms of investing and in terms of public health, right, matt? thank you so much. i appreciate it. let s get back to the science of all of what is still unknown about the omicron variant, but what we are learning more about day by day. joining me now, cnn s chief medical correspondent dr. sanjay gupta. sanjay, one doctor who s treating patients infected with the omicron variant in south africa told cnn this morning that the cases she has seen so