A 24-year-old woman is killed in a hit-and-run incident in north Belfast in the early hours of today. Multiple reports state that the collision involves a vehicle whose driver flees the scene after the crash. Police arrest a man in connection with the incident, and the driver remains in custody while investigations continue. One report describes the driver as a 22-year-old who is held following the incident. Another report focuses on the death of the woman and the fact that the collision happens in north Belfast during the early hours. Details about the vehicle type, the exact location, and the circumstances leading to the crash are not provided in the excerpts. Authorities continue to investigate the incident as a fatal road traffic matter, and the case is at an early stage following the arrest and custody of the driver.