A strong earthquake jolted the southern Philippines on Sunday, killing at least one person and causing a three-story building to collapse, setting off a search for people feared to have been trapped inside, officials said.

The magnitude 6.9 quake struck an area about 6 kilometers (3.7 miles) northwest of Padada town in Davao del Sur province at a depth of 30 kilometers (18 miles), according to the Philippine Institute of Volcanology and Seismology. The area has been battered by a series of powerful quakes in recent months.

Read more at PBS News.