A strong earthquake struck off the waters of Alaska late Thursday, prompting authorities to issue a tsunami warning for the area..The U.S. Geological Survey says a 7.3 magnitude quake was detected near the Aleutian Islands in the Pacific Ocean, about 172 kilometers east of the fishing village of Atka. The USGS detected the quake at a depth of 40 kilometers. There have been no reports of injuries or damage.The Alaska Tsunami Warning Center has issued a warning for the coastal Alaska areas of Amchitka Pass to Dutch Harbor. – Voanews