4.1-magnitude earthquake rocks Tulunan, Cotabato

MANILA, Philippines — A magnitude 4.1 earthquake rocked Tulunan, Cotabato on Saturday, the Philippine Institute of Volcanology and Seismology (Phivolcs) said.

The quake struck at 8:07 a.m. at 22 kilometers southeast of Tulunan.

Phivolcs said the tremor was of tectonic origin, and had a 12-kilometer depth of focus.

No aftershocks and damage are to be expected, Phivolcs added.  /muf