broadcast undercover footage in 2017 showing alleged assaults, humiliation and verbal abuse of detainees by officers at brook house in sussex. this report from our home affairs correspondent tom symonds contains distresing images from the start. brook house, where ex prisoners and asylum seekers are held before they are deported. in 2017, a custody officer went undercover here for the bbc�*s panorama, filming incidents like this. a man who has taken the drug spice, mocked. and much more, including physical abuse by staff, and detainees suffering mental health breakdowns. that is still a concern, even last year, according