Two engineers held hostage by Somali pirates claim Heidmar and Wolbern Shipping are at fault for failing to do enough to prevent the hijacking of their vessel.

Two seafarers tortured by Somali pirates are now targeting US-based pool operator Heidmar, along with affiliates of German shipowner Wolbern Shipping, in a US civil lawsuit for alleged negligence in failing to prevent the hijacking of a chemical tanker.

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