Tsunami waves hit Japan, Hawaii, Alaska after massive 8.8 earthquake off Russia A powerful magnitude 8.8 earthquake struck off Russia's Kamchatka Peninsula early Wednesday, triggering tsunami warnings for parts of Japan, Alaska and Hawaii, with alerts also issued for the United States West Coast and Guam. The U.S. Geological Survey said the quake struck around 8:25 a.m. Japan time, about 85 miles off the Kamchatka coast, at...