A tsunami watch was issued for Hawaii about 15 mintues after the strongest quake. Warnings were issued for Russia's Kuril ...

A separate tsunami watch was issued for the state of Hawaii. Read more at straitstimes.com. Read more at straitstimes.com.

Northeastern Russia was hit by a series of strong earthquakes, with four tremors exceeding a magnitude of six recorded within an hour. The most powerful quake measured 7.4 on the Richter scale.

A 7.4-magnitude quake triggered a tsunami alert off the city of Petropavlovsk-Kamchatsky after two weaker tremors.