A magnitude 7.3 earthquake struck Wednesday afternoon just south of the northern Aleutian Islands in Alaska. The epicenter was roughly 600 miles southwest of Anchorage, Alaska. A tsunami warning was in effect for less than an hour,

Wednesday’s magnitude 7.3 earthquake off Alaska's Aleutian Islands chain struck in a region that has experienced a handful of powerful quakes within the last five years — including one that shook comm...

The tsunami advisory is in effect from South Alaska and the Alaska Peninsula to Kennedy Entrance and Unimak Pass, Alaska, on the Pacific Coast.