Magnitude 6.9 earthquake strikes Alaska's Aleutian Islands

Why aren't earthquake warnings better?
Why aren't earthquake warnings better?

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Why aren't earthquake warnings better? 01:38

(CNN)A magnitude 6.9 earthquake struck near Alaska's Aleutian Islands late Sunday night, the U.S. Geological Survey said.

The quake occurred 58 miles (94 kilometers) east-southeast of Yunaska Island, in the Fox Islands -- which are in the middle of the Aleutians. The earthquake struck at a depth of 16.8 miles (27.1 kilometers).
There was no immediate reports of injuries or of a tsunami warning.