Undersea 6.0 Earthquake Strikes Off Alaska's Aleutian Islands

Authorities say a strong undersea earthquake has struck in the North Pacific Ocean near the Western end of the Aleutian Islands, but no tsunami is expected.

The U.S. Geological Survey said the 6.0 preliminary magnitude quake hit at Monday at 4:53 a.m. Alaskan, some 250 miles east-southeast of Attu.