Trump told his supporters to vote twice, once with a mail-in ballot and again at a polling station.<br />He implied that attempting to vote twice will test the security of the mail-in voting system.<br />“Send it in early and then go and vote,” Trump told supporters at the airport.<br />His words of encouragement are actually against the law. Voting twice is a felony.<br />Trump has repeatedly said the upcoming November election will be illegitimate if he loses.<br />Voter fraud in the U.S. is rare, but people still go to prison even if they didn’t know they’re ineligible to vote.