David Crowley's narrow win over Francesca Hong was delayed 90 minutes after five USB flash drives failed to download Milwaukee election data.
https://www.foxnews.com/politics/election-human-error-delays-key-primary-results-latest-voting-mishap-hit-blue-states
https://www.foxnews.com/politics/election-human-error-delays-key-primary-results-latest-voting-mishap-hit-blue-states