MANILA, Philippines — A magnitude 5.5 earthquake struck off the coast of Davao Occidental, following a magnitude 6.1 earthquake in the same area on Saturday morning. The quake occurred at 7:41 a.m., 86 kilometers southeast of Sarangani town, data from the Philippine Institute of Volcanology and Seismology (Phivolcs) said. The tremor had a depth of
