A Trumpist friend liked this article

https://freebeacon.com/2020-election/biden-has-earned-11-pinocchios-from-fact-checkers-during-coronavirus-crisis/?fbclid=IwAR1zx_v_7WYpdlU5IX1T8yRB7Z1WnWPk5KtAG_HX3-U7ZYQtaCusbeEJgR4

Which cites 

https://www.washingtonpost.com/politics/2020/03/13/biden-ad-manipulates-video-slam-trump/

https://www.washingtonpost.com/politics/2020/03/24/biden-campaigns-false-claim-top-cdc-official-was-silenced/

https://www.washingtonpost.com/politics/2020/04/03/how-much-pressure-did-trump-put-china-access-concerning-coronavirus/

https://www.politifact.com/factchecks/2020/mar/16/joe-biden/biden-falsely-says-trump-administration-rejected-w/

https://www.washingtonpost.com/politics/2020/03/20/was-white-house-office-global-pandemics-eliminated/

This is curious since Trumpists normally consider these sources to be fake news.

In the mean time, WaPo identified 20k instances in which Trump lied

https://www.washingtonpost.com/politics/2020/07/13/president-trump-has-made-more-than-20000-false-or-misleading-claims/