Ok, rigging a polling place in a well-designed system under rule of law is not viable. Consider the Minnesota example. In MN, all physical ballot handling, whe

Ok, rigging a polling place in a well-designed system under rule of law is not viable. Consider the Minnesota example. In MN, all physical ballot handling, whether marked or unmarked, sealed or unsealed, must be done in the presence of members of at least two different political parties. Since the only ways to rig an election at the polling place are to either add, remove, or substitute ballots, this makes such fraud extremely difficult to do, especially at scale.