Bulgarian naval, border police, and air force units coordinated the rescue of Contship Jet's crew and brought them to Varna, Bulgaria for medical checks.

From the articleZim-chartered container ship sinks after drone strike in Black Sea | CtechAlso in Greek container ship sinks after drone attack off Bulgaria | Reuters, Ship sinks off Bulgaria’s Black Sea coast after being hit by drones, ZIM vessel sinks in Black Sea after being hit by 3 suicide boat drones; no injuries