Update: 7 January 2021 at 13.15 h The Croatian Seismological Service recorded more earth tremors of magnitude 3.8 on the Richter scale on Thursday, January 7, 2021 at 12.06 hrs. The epicenter was located 6 kilometers southwest of Petrinja near the village of Strašnik..   Update: 6 January 2021 at 18:01 hrs. The earth shook violently again in the Petrinja...