Petersburg-based ship, the Chariot, that was moving four containers of munitions bound for the Syrian port of Tartus, according to Cypriot officials.

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Product moving in containers on ocean vessels represents the majority of commerce among U.S. companies and their trading partners around the world.

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More than 10 million cargo containers are moving across the world's oceans at any given time.

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When rolled into position inside an aircraft, containers lock into place to avoid moving about in flight.

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The number of TEUs (the large containers on ships: twenty-foot equivalent units) moving through the ports of Los Angeles and Long Beach is up 23% in May year-over-year and up 26% since the beginning of the year.

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