Vulnerable migrants targeted by traffickers: Why people risk slavery to reach Europe
Updated 1948 GMT (0348 HKT) March 13, 2018
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Already this year, more than 10,000 migrants have crossed the Mediterranean to Europe, in the hope of finding a better life.
It's a journey fraught with danger. In 2018 alone, more than 460 people have died or gone missing making the crossing. But there are other hazards for those trying to reach the Mediterranean through Libya.
In a series of reports, CNN has been highlighting the plight of migrants in Libya who have been abducted and tortured to extort a payment for their release, and even sold as slaves.
Yet even with these dangers awaiting them, the UN Migration Agency (IOM) estimates there are up to 1 million migrants currently in Libya. So why would anyone risk so much, and what's it like to make the journey?
In December 2017, CNN spent 11 days aboard a migrant rescue boat in the Mediterranean. Run by Spanish humanitarian organization Proactiva, it picked up 695 migrants from 27 countries who had set sail from Libya and had run into problems at sea.
CNN spoke with some of the migrants on board. Many