i've been on several flights where i know i picked up a cold or other respiratory virus because somebody in the same row several seats away for the row in front of me i remember vividly were coughing and sneezing. sure enough two days after i got home, i was coughing and sneezing. i picked it up on the plane. the air handling is not sufficient. we need to keep wearing masks in those circumstances. >> new modelling data suggests the omicron variant could double cases every two days. pair that with the delta variant and just the normal flu, are we on the brink of a terrible wave of illness and do we have the testing and the health care capacity for what could be coming, doctor? >> certainly we could use more