An Electoral College Win with Bernie or Loss with Biden Explained

This is how we lose to Trump if Biden is the nominee and see Biden Breaking His Promise in Missouri last Saturday. Banners at Biden's Rally read, “NAFTA killed our jobs” and “Biden betrayed workers.” AOC Explains What’s Needed to Beat Trump. #BernieBeatsTrump #Bernie2020 #BernieSanders
Bernie wins against Trump
and outperforms Biden
in these states
due to trade ….

Compare the poll of voters in the General Election to the poll of voters in the Democratic Primary and you can see the mistake Biden supporters are making:
Poll of Registered Voters
Sanders Wins
Sanders 45.5 [+2.1]
Trump 43.4
Biden Loses
Biden 44.1
Trump 45.5 [+1.4]
Poll of Democratic Voters
Biden 48
Sanders 40
The problem is there are more than just Democrats voting in the general election!
https://projects.fivethirtyeight.com/polls/20200309_MI.pdf