Superyacht Capsizes and Sinks off the Coast of Southern Italy in Shocking Video

It is unknown what caused the 40-meter-long vessel called "My Saga" to go under

A 40-meter-long (131-foot) superyacht capsized nine miles off the coast of Catanzaro, Italy on Saturday.

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Shocking footage released by the Italian coast guard shows the vessel, named My Saga, sinking stern-first near the Catanzaro Marina.

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According to the BBC, "the Italian coast guard rescued all nine people on board – four passengers and five crew.

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The outlet reported the ship was heading from Gallipoli to Milazzo.

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An investigation of the incident is ongoing and it is still unclear what caused the yacht to sink.

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In the video tweeted by the Italian coast guard, the yacht is seen floating on its side amid rough waters before its rear starts dipping into the Ionian Sea.

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The footage cuts to the vessel then halfway submerged in the water before it quickly vanishes beneath the surface.

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