And, Trump's followers believe that democracy is broken. It's more democratic to break the "phoney rules" than to follow them.
If the election isn't clearly a blow out, Trump will deny he lost. Will Republicans support his challenge? It will depend on how popular Trump is in Nov/how miserable we are.
And, with the virus it's going to be really difficult for the election to run smoothly. I can explain the rhetoric, but I can't protect the process.
How is your state planning for election safety?
Make sure you understand your state's voting rules.
Sign up to work the election/be a poll watcher.