A powerful 7.3-magnitude earthquake hit just off the coast of the Fukushima prefecture in northern Japan on Wednesday evening, leaving two dead and nearly 100 injured, the Associated Press reported, citing the Japanese Fire and Disaster Management Agency. More than 2 million households are without power, according to the Tokyo Electric Power Co., or TEPCO. The Japan Meteorological Agency (JMA) issued a brief tsunami advisory, with waves of less than three feet expected. The U.S. National Weather Service reported no expected tsunami for the West Coast, Alaska, Hawaii or Guam.