What conflict in the Red Sea could mean for global supply chains | 7.30

Attacks on shipping in the Red Sea, including a missile strike on a US commercial vessel, have effectively closed one of the world's most important seaways.
Airstrikes from a multinational force that includes Australia have not yet forced a backdown from the Houthis - an Iranian ally that's lined up against Israel and the US. Adam Harvey has this report.
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