Primorsk is a coastal town in Vyborgsky District of Leningrad Oblast, Russia and is the second largest Russian port on the Baltic, after St. Petersburg. It is located on the Karelian Isthmus, 137 kilometers west of St. From Wikipedia
Estonia escorted the unflagged Jaguar tanker to Russian waters after it refused cooperation, prompting Russian military intervention and NATO jet scrambles over the Baltic Sea.