The Yan report (September 14th, 2020):
https://zenodo.org/record/4028830#.X7pzeC-z00r

The 2nd Yan report (October 8th, 2020):
https://zenodo.org/record/4073131#.X7pzfi-z00r

The Yan response to CNN (November 21st, 2020):
​https://zenodo.org/record/4283480#.X7p01y-z00q