A Police Officer responding to reports a baby had been grabbed by a man has been stabbed in the head.
The double crewed officer attended Cooks Road in Walworth at 8pm on Saturday following reports a man was behaving in a violent manner.
Officers attempted to speak to the man who put the baby down and attacked the officer.
The police officer wae stabbed in the shoulder and head and taken to hospital.
Police arrested the 20-year-old attacker who was arrested at the scene.
The officers has since been discharged from hospital.