FILE - In this July 21, 2019 file photo, a speedboat of the Iran's Revolutionary Guard moves around a British-flagged oil tanker, the Stena Impero, which was seized by the Guard, in the Iranian port of Bandar Abbas. The U.S. Navy is trying to put together a new coalition of nations to counter what it sees as a renewed maritime threat from Iran. Meanwhile, Iran finds itself backed into a corner and ready for a possible conflict. It stands poised on Friday, Sept. 6, 2019, to further break the terms of its 2015 nuclear deal with world powers. (Hasan Shirvani/Mizan News Agency via AP, File)
An Iranian Revolutionary Guard speedboat moves around a British-flagged oil tanker, the Stena Impero, in the Iranian port of Bandar Abbas AP

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