By Niamh Spence Prince Harry will still be given royal protection when he visits the UK, especially in two major security threats are present according to a former royal security expert. Speaking exclusively to the Mirror, former head of royal protection Dai Davies has explained which security threats would see protection stepped up for the Duke by the Executive Committee for the Protection of Royalty and Public Figures (RAVEC) when he visits the UK. Davies told the Mirror: “It’s been years since I was on the job, but the basics remain the same. It isn’t rocket science, and you have to move wi…