 Ikigo kigenzura ivyaha National Crime Agency cavuze ko ibitigiri vyahahora vyerekana ko hari abantu 13000 bagurishijwe, bagakoreshwa ku nguvu, ko muri kino gihe abo bantu basigaye ari benshi cane mu bisagara bito bito na binini vyo mu gihugu cUbwongereza. 