A representational image shows a seismograph recording underground vibrations.—USGS/FileA magnitude 7.8 earthquake struck the Petropavlovsk-Kamchatsky region in Russia on Friday, the US Geological Survey said.The quake occurred at a depth of 10 km , according to the USGS.The US National...from The News International - World https://ift.tt/Sot8Tvw
