(CNN) A tsunami warning is in effect for coastal areas of Alaska's Cook Inlet and southern Kenai Peninsula after an earthquake struck Friday with a preliminary magnitude of 7.0, according to a bulletin from the National Oceanic and Atmospheric Administration. The quake knocked CNN affiliate KTUU off the air. Items fell from shelves at the station, news director Tracy Sabo told CNN's Sara Finch. Window glass crashed to the ground outside CNN affiliate KTVA's offices. The US Geological Survey has reported at least eightt aftershocks following the first quake.

Source: CNN November 30, 2018 18:04 UTC