LEGAZPI CITY—Residents living near the slopes of Mayon Volcano in Sto. Domingo, Albay, are asking to be voluntarily evacuated after a strong sulfur dioxide (SO2) odor and intensified rumbling heightened fears over the volcano’s escalating unrest. Mylene Masarate, 42, of Barangay Sta. Misericordia, said her family was particularly worried about the health of their 4-year-old