Gov. Tom Wolf has been clear: No changing Pennsylvania’s voter ID rules. Any election legislation with new ID requirements is a nonstarter, he and his office said repeatedly as Republican state lawmakers proposed and passed an election overhaul that he vetoed last month. But in a shift, Wolf now says he’s open to some stricter ID rules, including requiring ID for mail voting. The reason he previously drew a red line, he said, is because he didn’t trust that Republicans would negotiate in good faith and believed they were only interested in voter suppression. “I’m sure out there is a...