PITTSBURGH — The first thing Allegheny County Republican Chairman Sam DeMarco saw on election night after the polls closed was the more than 100,000 votes from his home county that dropped for Democrat John Fetterman through mail-in ballots. Although he wasn’t sure just yet that that meant the race was lost, he also knew Republicans needed to fix something in the party’s way of doing things going forward. “Those initial large dump of voters were mail-in ballots from Democrats,” he said of the advance voting that began in 2020 during the pandemic. Democrats embraced it with gusto, but Republicans shied away............
