A massive fire ravaged Nantucket’s historic Veranda House Saturday, severely damaging the downtown bed and breakfast that dates back to the 17th century. It wasn’t immediately clear what caused the fire. No injuries were reported, and all occupants were believed to have evacuated the building. Yarmouth firefighters and others from Cape Cod assisted Nantucket’s fire department with the blaze. Nearby structures also caught fire, and were evacuated. The fire broke out at 7 a.m., and firefighters were still working on getting the blaze under control at the noon, according to Nantucket police. Nantucket Deputy Fire Chief Sean Mitchell told the...