Unsafe Passage: on board a refugee rescue ship racing for Europe - video

An overcrowded ship with asylum seekers leaves Libya bound for Europe - triggering a high-stakes showdown between a Doctors Without Borders vessel wanting to escort it to safety and the Libyan Coast Guard fighting to turn it back. As the Libyans issue armed threats the tension grows below deck. With European countries' responsibilities toward refugees once again in the spotlight, here is an inside view of the desperate hope that is the deadly race for Europe