Earthquake of 6.6 magnitude rocks Japan twice today, March 22

Japan was hit by two earthquakes today, March 22, 2011, with above 6 magnitude.According to the United States Geological Survey (USGS), an earthquake of 6.6 magnitude has occurred twice off the east coast of Honshu, Japan.One happened at 05:18 PM then another one has hit after two hours.The Pacific Tsunami Warning Center has issued statement in connection to that. According to the statement, a