Electoral fraud, sometimes referred to as election fraud, election manipulation or vote rigging, is illegal interference with the process of an election, either by increasing the vote share of the favored candidate, depressing the vote share of the rival candidates, or both.

States which had been projected to expect large Sanders wins, corresponded with raw data on exit polls confirming the expected Sanders wins.

Computerized vote counts however, showed very large Biden wins. The DNC accepted computer vote counts and CHANGED NUMBERS on exit polls to suggest that Biden won.