Took less than a minute to find democrats. Here are 2 examples. All these cases involve absentee ballots. The margin in the Bridgeport case was only a few hundred votes, so a few fraudelent votes can swing an election
https://newjerseyglobe.com/local/craig-callaway-arrested-on-voter-fraud-charges/
https://www.msn.com/en-us/news/politics/democratic-leaders-arrested-on-charges-of-election-fraud-in-connecticut/ar-BB1o2jva