Stretching back to 2012, the government investigation into grooming gangs has a controversial history Stretching back to 2012, the government investigation into grooming gangs has a controversial history I n late 2012, Samantha Walker-Roberts took a Megabus from Manchester to London, bound for the Houses of Parliament. In an airless room in Westminster, she told Keith Vaz, then chair of the home affairs select committee, her story. In October 2006, aged 12, she had gone to a police station in