When a masked assailant threatens her family, Velma vows to get to the bottom of Project Scoobi and bring down the killer.

A killer has been found but Edie is not convinced that the full story has come to light. She reveals a secret and makes a genuinely shocking discovery, and is…

The teams enter south east Asia, starting the third leg from Vietnamese capital Hanoi. They must race over 2,000km through Vietnam and into the Kingdom of Cambodia to reach Phnom…