Once again, more Pennsylvania counties are showing substantial spread of the coronavirus, Gov. Tom Wolf’s office said Monday. Across Pennsylvania, 50 of the state’s 67 counties have substantial transmission of COVID-19, Wolf’s office said. That’s an additional five counties compared to last week, when the Wolf administration said 45 counties showed substantial transmission of COVID-19. The positive test rate rose to 9.5% for the week of April 2-8, which represents a slight increase from 9.4% the previous week. It is the fourth straight week the positive rate has risen, but the uptick is much smaller than in previous weeks. At...