ZAGREB, Croatia, March 22, 2020, SPA -- An earthquake of magnitude 5.3 struck north of Zagreb, Croatia on Sunday, GFZ German Research Center for Geosciences said, damaging buildings and sending many people into the streets, according to Reuters. There were no immediate reports of injuries. GFZ said the quake struck at a depth of 10 kilometres and it downgraded the magnitude of the quake from an initial reading of 6.0. "It lasted over 10 seconds. By far the strongest I have ever felt," one witness said, adding that it was followed by several aftershocks. Croatia's seismologist Ines Ivancic said the tremor was strong but the immediate damage could not be assessed. She added that the internet was down in some areas. --SPA 11:01 LOCAL TIME 08:01 GMT 0011 www.spa.gov.sa/w1292555