Initial Omicron data released. Small study from South Africa. Pfizer jumps in with theirs today. Many questions about clinical efficacy remain. Answers will come soon.

Medical Mythbusting Commentary for December 8, 2021

Source:
COVID-19: Antibodies from Pfizer vaccine may be up to 40 times less effective against Omicron, first lab tests suggest

Reference:
Omicron Not Wholly Evading Pfizer COVID Vaccine in Study Gives Scientists Cause for Hope