Billionaire Seaspan backer Watsa takes $10m stake in International Seaways 18 November 2021 Canadian tycoon dips toe deeper into tanker waters while building containership positionAuthor: Capt. Johnhttps://www.tradewindsnews.com/tankers/billionaire-seaspan-backer-watsa-takes-10m-stake-in-international-seaways/2-1-1100319