Anti-virals from pfizer and merck the more helpful it will be to mitigate the loss of life. >> does it make sense then for everyone to get tested before getting together for celebrations, especially if they're traveling? >> absolutely. you know, i -- as a pulmonologist, i'll say that there's been a lot of questions from folks should i be driving or flying? an airplane cabin, if you're fully masked, extremely safe. there's adequately ventilation in ways we can't do on the ground. a plane cabin safe with masking, but absolutely do the rapid tests that are available, direct to consumer without a ...