According to a statement, the cocaine is valued at over $87 million. The destination of the shipment was Central America.
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The military entered the boat and they found two bodies and two people who were in poor health. They were transported to another ship to receive medical attention.
Both the rescued people and the deceased were taken to Tumaco, department of Nariño, in the southwest of the country.
Authorities said there was an accident inside the semi-submersible vessel generating toxic gases from the fuel.