BACOLOD CITY —A faint crater glow was observed at the summit of Kanlaon Volcano from 3:40 a.m. to 4:30 a.m. on Monday, according to the Philippine Institute of Volcanology and Seismology (Phivolcs). Mari-Andylene Quintia, Phivolcs resident volcanologist, said the glow typically occurs when magma has risen to a shallow depth beneath the volcano. READ: Kanlaon
