Claiming officers mocked and assaulted people. It is alleged there was widespread self harm and attempted suicide at the centre, which houses migrants who are about to be expelled. Alison holt has more. Brook house Immigration Removal Centre sits a couple of hundred metres from the runway at gatwick airport. It is run by the Global Security firm gas. Here, Foreign National prisoners facing deportation at the end of their sentence are detained alongside asylum seekers, illegal migrants, and those who have overstayed their visas. Covert filming by the bbcs Panorama Programme shows a chaotic place awash with drugs, with self harm commonplace amongst the men held there. There are officers doing their best, but the undercover investigation alleges some staff mock, abuse, or even assault detainees. The incidents picked up by the hidden camera worn by another officer. Callum tully has worked at brook house for two years. Theres a culture of violence at brook house. When i started working ther