Alaska earthquake prompts tsunami warning

An earthquake with a preliminary magnitude of 8.2 struck off Alaska's Kodiak Island early Tuesday, prompting a tsunami warning for a large swath of coastal Alaska and Canada's British Columbia while the remainder of the U.S. West Coast was under a watch.The strong earthquake was recorded about 175 miles southeast of Kodiak Island. Warnings from the National Weather Service sent to cellphones in Alaska warned: "Emergency Alert. Tsunami danger on the coast. Go to high ground or move inland."Kodiak