LONDON :Britain's media regulator on Thursday launched investigations into the compliance of four companies, which collectively run 34 pornography sites, following the country's new age-check requirement rules coming into force. Ofcom said it was formally probing whether the companies - 8579 LLC, AVS Group Ltd, Kick Online Entertainment S.A. and Trendio Ltd - had "highly effective" age verification checks in place to protect children from encountering pornography across the websites. These