U.S. Siezes Iranian Tanker...Iran Seizes Two Tankers: Piracy or Legitimate Actions? What's Going on With Shipping? May 28, 2022 In this episode, Sal Mercogliano - former merchant mariner and maritime historian at Campbell University - examines the recent seizure of the Russian-flagged tanker Lana in Greek waters loaded with Iranian oil. This is followed by Iran seizing two Greek-flagged tankers (Prudent Warrior and Delta Poseiden) in the Persian Gulf and taking them into Iranian waters.