This article is co-published with , a nonprofit newsroom that investigates abuses of power. to get their next investigation. Pennsylvania has rejected 372,000 requests for mail ballots, straining election offices and bewildering voters in in the presidential election. Related stories More than 90% of those applications, or about 336,000, were denied as duplicates, primarily because people who had requested mail ballots for the state’s June 2 primary did not realize they had checked a box to be sent ballots for the general election, too. Voters have also been baffled by unclear or inaccurate...…This article is co-published with , a nonprofit newsroom that investigates abuses of power. to get their next investigation. Pennsylvania has rejected 372,000 requests for mail ballots, straining election offices and bewildering voters in in the presidential election. Related stories More than 90% of those applications, or about 336,000, were denied as duplicates, primarily because people who had requested mail ballots for the state’s June 2 primary did not realize they had checked a box to be sent ballots for the general election, too. Voters have also been baffled by unclear or inaccurate...WW…