Five powerful quakes, including one with a magnitude of 7.4, struck in the sea off Russia's Kamchatka Peninsula.

Tsunami threat is over after three earthquakes, one with a 7.4 magnitude, hit Petropavlovsk-Kamchatsky, the capital of Kamchatka region in Russia.There were also seismic events with magnitudes

Three quakes, with one magnitude 7.4, recorded near Petropavlovsk-Kamchatsky, capital of Russia’s Kamchatka region.