A man has been arrested after two people were injured in an incident at a hospital involving a prisoner, it has emerged.
Police were called to the A&E department at Altnagelvin Hospital in Londonderry following reports that a prisoner who was receiving treatment had assaulted prison staff and hospital staff, police said.
A member of prison staff sustained a suspected broken arm and a member of hospital staff sustained an injury to his head.
A 35-year-old man has been arrested on suspicion of a number of offences and is in custody, police said.
Officers were called to the hospital at around 5.40pm on Friday.