A world renowned Queensland judge Justice Margaret McMurdo becomes patron of a small group of Australians fighting to stop child prostitution and trafficking.
Now to a group of Australians trying to help some of the world's most vulnerable children. Every day more than three-thousand children around the world are sold into slavery and the sex trade. The Grey Man organisation is at the fore-front of the fight against child trafficking. A battle that's being waged one child at a time.
View the full ABC video here.