The secret slaves of Scotland: Experts warn rising epidemic of human trafficking now scars every village, town and city

© Jonas Gratzer/LightRocket via Getty ImagesA woman holds a passport photo of lost daughter. An image. A name. A memory. A photograph is often the only thing families have left of their lost daughters..
A woman holds a passport photo of lost daughter. An image. A name. A memory. A photograph is often the only thing families have left of their lost daughters..

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