A hearing has gotten under way at a courthouse in Baltimore for six police officers charged in the death of a black man in their custody in April.

Officers Edward Nero, Garrett Miller, William Porter and Caesar Goodson, as well as Lt. Brian Rice and Sgt. Alicia White, face charges in connection with the death of 25-year-old Freddie Gray. All the officers face second-degree assault, reckless endangerment and misconduct in office charges. Rice, Porter and White also face manslaughter charges, and Goodson faces an additional charge of second-degree murder.