Young women from Romania, Moldova, Ukraine and Bulgaria are being imprisoned as sex slaves in secret underground bunkers in Macedonia before being trafficked to Britain, the Sunday Telegraph read.

In a journalistic investigation, the British newspaper uncovered shocking evidence in Eastern Europe, including video footage, of groups of women locked in squalid cellars below motels.

The victims - found by police in a series of raids - were allowed out of the cramped bunkers only to "service" clients in nearby rooms before being taken straight back underground, the newspaper revealed.

Police video recordings have showed young women from Romania, Moldova, Ukraine and Bulgaria emerging, dazed and frightened through hidden trapdoors.

The "cellar girls" were among thousands of young women lured to Macedonia from their native countries across Eastern Europe by ruthless criminal gangs.

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