(PHIVOLCS WEBSITE) A 5.5-magnitude earthquake jolted Davao del Sur on Wednesday afternoon, Oct. 19, said the Philippine Institute of Volcanology and Seismology (Phivolcs). Phivolcs said the quake struck 6 kilometers (km) southwest of Matanao, Davao del Sur at 4:05 p.m. It said the earthquake was...