A powerful earthquake struck off the coast of Mindanao in the southern Philippines on Monday, prompting tsunami warnings in the Philippines and Indonesia and triggering alerts from international monitoring agencies as authorities assessed the impact across the region.

A magnitude 7.8 earthquake has shaken part of the southern Philippines, and a tsunami was possible on some regional coasts.

A powerful 7.8-magnitude earthquake struck off the southern Philippines on Monday, killing at least four people, injuring more than 200 and triggering a tsunami. Buildings were…

The US Tsunami Warning System issued a tsunami threat following the earthquake.