March 1, 2021 CDC Letter to CDC Concerning the Isolation of the SARS CoV-2 Renamed SARS CoV-19
CDC made crystal clear that they still have no records of "SARS-COV-2" isolation performed by anyone, anywhere on the planet, ever... just not in so many words. Instead, the CDC falsely implied that true isolation of "SARS-COV-2" would require the replication of a "virus" without host cells and is thus impossible, and cited irrelevant studies 
March 3, 2021 Freedom of Information Act Letter to the CDC Concerning the Purification of the SARS CoV-2 Renamed SARS CoV-19
CDC again failed to provide/cite any records describing "SARS-COV-2" isolation/purification by anyone anywhere ever... BUT is no longer willing to simply say so (as they did back on November 2nd); instead they gave "song and dance" and cited their own fraudulent study. 
November 2, 2020: CDC's earlier, straightforward "no records" response!
Read the following letter from the CDC of "no records' response! [3}
December 30, 2020 CDC Response on the Novel Corona Virus - The CDC Has NO Record!
The following is another FOIA reply from the CDC dated December 30, 2020 re the alleged 2003 "SARS-COV-1" and all "common cold coronaviruses" - the CDC had no record of any having been isolated.