Massive 7.5 earthquake triggers tsunami warnings in Japan, 9-foot waves expected

A magnitude 7.5 earthquake struck off the northeastern coast of Japan on Monday, as authorities urged residents to stay away from coastal areas where tsunami waves of up to 9.84 ft were expected. The biggest waves were forecast ​to hit Iwate and Aomori prefectures at the top of Japan’s main Honshu island, and the northern...