A police officer was shot in the foot in Nottingham city centre, and four people have been arrested. Nottinghamshire Police said the officer approached two suspects in Angel Row shortly before 04:50 BST on Sunday. The officer was taken to hospital, where they remain in a stable condition. Police said a man and a woman fled the scene, and officers recovered a firearm. Four people were arrested in connection with the incident. The case remains under investigation as enquiries continue.