A powerful series of undersea quakes, including a 7.4 magnitude tremor, struck off Russia’s Kamchatka Peninsula on Sunday, triggering tsunami warnings.

PREVIOUS COVERAGE Hawaii is under a tsunami watch after a magnitude 7.4 earthquake struck off Russia Saturday night, officials said.

Russia faced a penetrating barrage of drones from Ukraine over the weekend that caused all four of Moscow's major airports to close amid the intensifying war.

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

MOSCOW (AP) — The Pacific Tsunami Warning Center says there is no longer a danger of tsunami waves on Russia’s Kamchatka Peninsula after five powerful quakes — the largest with a magnitude ...