A powerful 7.7-magnitude earthquake struck off Flores island in eastern Indonesia early Saturday, killing at least one person and sending thousands fleeing.

A powerful magnitude 7.7 earthquake has struck off the coast of Indonesia. No immediate casualties or damage were reported. The U.S.

The 7.7-magnitude earthquake off Flores island in eastern Indonesia triggered a tsunami warning - later lifted - and prompted hundreds to evacuate.

Authorities have received no immediate reports of damage or casualties