John Oliver is breaking down the “various efforts to destabilize the vote, how to ensure your ballot is properly counted, and why we may need to prepare not just for an election night, but for an election month.” On Last Week Tonight, Oliver said, “Trump and his supporters have engaged in a deliberate campaign to undermine the process.” And he points out, “Deep down, you know there is no scenario in which Trump loses but decides the process was legit.”

Watch above.