An earthquake measuring 5.7 magnitude on the Richter scale struck Thursday the Kermadec Islands off the coast of New Zealand.The US Geological Survey (USGS) said that the earthquake occurred at a depth of 10 km, while no tsunami warnings were issued.There have been no reports of human losses or material damage as a result of the earthquake so far.The Kermadec Islands are located about 1,000 km northeast of the North Island of New Zealand and are frequently subjected to strong earthquakes.Source: Qatar News Agency