In an interview with US News & World Report when asked is voter fraud wide spread Wang said that, " If you're asking whether there's fraud in the electoral system, yes, there is some, not a lot. If you're asking me if there is fraud at the polling place, then I would say no, we do not have a serious problem with fraud in this country."
When asked Are there reliable statistics on voter fraud Wang said, "What we can go by is the number of times that people have been prosecuted successfully for such crimes. And the number is ridiculously low. You have a better chance of being hit by lightning than discovering an incident of polling place fraud."
Read more here: The 'Myth' of Voter Fraud