File on 4 reveals the true scale of child sexual grooming and abuse online and asks whether social media companies are doing enough to prevent paedophiles from targeting children. The investigation follows the rape and murder of 15-year-old Kayleigh Haywood from Leicestershire who was groomed online before meeting her killer in person. File on 4 reveals the number of children being groomed online and who are subsequently abused is increasing. Child abuse experts say some social media platforms have ignored repeated calls for better child protection measures and Parliament's Home Affairs Select Committee has accused them of putting profit before safety.