US slaps sanctions on 13 people and entities allegedly involved in efforts to direct funds to the Iran-backed group.
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Pentagon meanwhile says a US warship and multiple commercial ships also came under attack in the area.
The Pentagon has said that the attempted hijacking was likely the work of Somali pirates rather than Houthi fighters.
The destroyer USS Mason responded to a distress call from an Israel-linked commercial tanker in the Gulf of Aden.
