Tsunami advisory in Alaska removed
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The Spun on MSNTsunami Warning Issued After 7.2 Magnitude EarthquakeA major earthquake this week has parts of the United States and other countries on high alert for a potential tsunami. On Wednesday, a 7.2 magnitude earthquake was detected 50 miles south of the Alaskan island-city of Sand Point.
A 7.3 quake off Alaska triggers tsunami warnings and evacuations. Experts warn the region remains at high risk for future seismic sea waves.
A so-called "doomsday tsunami" is likely to hit the United States in the near future, but scientists now say there is a possibility that it could happen sooner than previously thought.