Man sent sexually explicit messages to 'girl'Darren Cook was sentenced at Preston Crown CourtView Image Preston Crown Court (Image: MEN Media)A man was caught sending sexually explicit messages to what he believed was a 14-year-old girl - but was in fact a vigilante group. Darren Cook, of Spencer Court, Blackpool, was sentenced at Preston Crown Court today. ‌The court heard how he had repeatedly sent indecent images and texts, and asked for nude pictures from the Facebook account. He also asked for her bra size and naked pictures, and sent explicit messages, reports Lancs Live. ‌In sentencing, Recorder Daniel Lister said: "You engaged in sexual chat on Facebook and Whatsapp with a fake 14-year-old girl.