Nearly 10 percent of Cuyahoga County's official ballots in the May 2 primary were "destroyed, blank, illegible, missing, taped together or otherwise compromised," according to experts who studied the county's new electronic voting system.
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But even when the paper receipts were legible in the May 2 primary, more than three-quarters of them listed vote tallies that did not match the electronic record in the touch-screen machines.
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As part of the study, the firm examined the results from 467 machines in 50 polling locations. The consultants were unable to test 53 of the machines: 28 could not be found in the county warehouse, 24 had empty memory chips and one was broken. The paper records from 87 machines were missing.
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In more than 75 percent of the machines examined, the paper record did not match the votes recorded on the memory chips or the memory cards. In more than a third of the machines, the difference was greater than 25 votes.
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