Thought by whom?
Notwithstanding that obvious and intentionally rude question, this Beeb report states that "there could be between 10,000 and 13,000 victims of slavery in the UK."
Pretty shocking, no?
Here's the story of but a few of them--"brides" imported from Pakistan and elsewhere who end up being horribly abused and enslaved.
* No doubt WW is rolling over in this grave at the news.