the mistreatment of people at an immigration removal centre at gatwick airport is the subject of a public inquiry which opened today. it comes after bbc panorama broadcast undercover footage in 2017 showing assaults, humiliation and verbal abuse of detainees by officers at brook house in sussex. this report from our home affairs correspondent tom symonds contains distressing images from the start. brooke house were ex— prisoners and asylum seekers are held before they are deported. in 2017, a custody officer... went undercoverfor 2017, a custody officer... went undercover for the bbc�*s app panorama, filming incidents like this, a suicidal man put in a joking neck hold. and more. including verbal abuse by staff and detainees