The Decision Desk Website is where the vote counting fuckery for the MSM starts. Their disclaimer at bottom of page says:

DISCLAIMER: RESULTS BEFORE POLLS CLOSE ARE TEST DATA ONLY

https://results.decisiondeskhq.com/

Moar about it here:

https://www.msn.com/en-us/news/politics/no-biden-did-not-magically-find-votes-in-michigan-like-a-trump-retweet-suggests/ar-BB1aHrYb