Just days after flows on the Druzhba oil pipeline to Hungary and Slovakia resumed following a Ukrainian attack on a pumping station, Ukraine hit the infrastructure anew, and supplies to the central European countries were suspended again. Major Robert Brovdi, the commander of Ukraine’s Unmanned Systems Forces, said early on Friday that Ukraine had again hit the pumping station at Unecha. Hungary’s Foreign Minister Peter Szijjarto posted on Facebook on Friday that due to the latest attack, oil pipeline deliveries would…