ZAGREB—A magnitude 5.2 earthquake hit central Croatia on Monday with an epicenter some 31 miles southeast of the capital Zagreb, Croatian state television reported, citing data from the European Mediterranean Seismological Centre. The quake at 0528 GMT was also felt in the capital. There were no immediate reports of injuries or damage. “We have no such reports yet but it is possible that such an earthquake could cause material damage in the epicentre area, which was in the vicinity of the town of Petrinja,” seismologist Kresimir Kuk told state radio. The quake was followed by an aftershock registering 4.9 magnitude at 0649 GMT, according to the EMSC data. Bozidar Skrinjaric, head of the Pokupsko municipality, an area near the epicenter with some 3,000 inhabitants, said people ran into the streets when the quakes hit. “No building collapsed, but the people said they saw some cracks in the buildings and damaged …