the video you posted they say the b117 is not in
Post# of 123694
Emergence of SARS-CoV-2 B.1.1.7 Lineage — United States, December 29, 2020–January 12, 2021
What is already known about this topic?
A more highly transmissible variant of SARS-CoV-2, B.1.1.7, has been detected in start highlight12end highlight U.S. states.
read in full
https://www.cdc.gov/mmwr/volumes/70/wr/mm7003e2.htm