A major, 7.6-magnitude earthquake struck in the Caribbean Sea on Saturday and triggered a tsunami advisory in Puerto Rico and the U.S. Virgin Islands, according to the United States Geological Survey.

After a powerful quake shook the Caribbean Sea southwest of the Cayman Islands, some islands urge people to move inland in case of a tsunami.

A magnitude-7.6 earthquake struck the Caribbean Sea near the Cayman Islands, prompting tsunami advisories for Puerto Rico and the U.S. Virgin Islands. Residents were urged to move inland amid threat of tsunami waves along several coasts.