More of Pennsylvania’s counties are now showing substantial spread of the coronavirus, Gov. Tom Wolf’s office said Monday. Across Pennsylvania, 45 of the state’s 67 counties have demonstrated substantial transmission of COVID-19, Wolf’s office said. Last week, the Wolf administration said 35 counties were showing substantial transmission of the coronavirus, so 10 more counties have joined that list. The Wolf administration uses three categories to gauge the transmission of COVID-19: low, moderate and substantial. Each week, the Wolf administration offers a report on the number of counties with substantial spread of COVID-19. In February and March, the number of counties...