A 6.3 magnitude earthquake has struck off the coast of Indonesia's Luzon island, swaying buildings as far away as the capital.
Officegoers and students were briefly evacuated from buildings in Manila, but there were no immediate reports of damage or casualties.
According to the Philippine Institute of Volcanology and Seismology, the quake hit at 13:28 (local time) and the epicentre was 168km deep.