Although Republican activists have repeatedly said fraud is so widespread that it has corrupted the political process and, possibly, cost the party election victories, about 120 people have been charged and 86 convicted as of last year.
Most of those charged have been Democrats, voting records show. Many of those charged by the Justice Department appear to have mistakenly filled out registration forms or misunderstood eligibility rules, a review of court records and interviews with prosecutors and defense lawyers show.
Mistakes and lapses in enforcing voting and registration rules routinely occur in elections, allowing thousands of ineligible voters to go to the polls. But the federal cases provide little evidence of widespread, organized fraud, prosecutors and election law experts said.- In 5-Year Effort, Scant Evidence of Voter Fraud - New York Times
ID's are not the answer, but they will help.