In Maine, the debate over schools returning full-time rages town by town Brian MacQuarrie © FRED J. FIELD for the Boston Globe Tyler McGinley, the school board chair in Cumberland, Maine, with her children Bea, 5, and Ford, 7. PORTLAND, Maine — Maine leads the country in vaccination percentage. None of its counties is considered at high risk of COVID-19. Outdoor gatherings are scheduled to return to full capacity by the end of May. But even as states with more worrisome infection rates open their schools to all students, in-person learning remains inconsistent in Maine, w...