Students at the Davao de Oro State College gathered in an open area after the strong earthquake that was felt across Mindanao and Western Visayas. PHOTOS COURTESY OF AGENCE FRANCE-PRESSE MANILA,

An estimate of 6,224 schools across Mindanao were impacted by the magnitude 7.8 earthquake that hit Sarangani province on Monday morning.

Students at the Davao de Oro State College gathered in an open area after the strong earthquake that was felt across Mindanao and Western Visayas. PHOTOS COURTESY OF AGENCE…

Years of disaster-preparedness drills helped prevent a larger casualty toll when one of the strongest earthquakes in 50 years struck southern Mindanao on Monday, officials said…