Madeleine McCann was just three years old when she vanished from her bed while on holiday in Portugal. There have been multiple sightings and her parents accused of foul play, but there's still no definitive answer as to what happened. Rahni Sadler sits down with Madeleine's parents Kate and Gerry McCann, investigator Gonçalo Amaral, who was removed from the case, and other key players in the case.

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See omnystudio.com/listener for privacy information.