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Ikea furniture, vacuum cleaners, $150,000 of frozen shrimp, and an awful lot of children's clothes. Those are just some of the items now sitting at the bottom of the ocean, or floating at seas and a danger to traffic. The World Shipping Council reports at least 2,980 containers have fallen off cargo ships in the Pacific since November. Maritime journalist Dave MacIntyre discusses how this happens and what can be done about it.
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