A violent man who picked up a baby while holding a knife has been arrested on suspicion of attempted murder after allegedly stabbing a policeman in the head . Police were responding to a call about a violent man who was armed with a knife and had picked up the child when he is said to have attacked an officer . After putting the child down , the 20-year-old man stabbed the officer in the head and shoulder in a property in Walworth , south London , at 8pm last night , police said . A violent man who picked up a baby while holding a knife has been arrested on suspicion of attempted murder after allegedly stabbing a policeman in the head at a property in Walworth , south London ( pictured ) The baby was not harmed in the incident , the Metropolitan Police confirmed . The stabbed officer , who is in his 30s , was taken to hospital for treatment and has since been discharged . A Scotland Yard spokesman said : 'Officers attended the address and attempted to speak to the man . The man put the baby down but subsequently attacked the officers present . ' The Homicide and Major Crime Command continue to investigate the incident . Sorry we are not currently accepting comments on this article .
Police called after violent man armed with a knife picked up a baby . He put child down when officers arrived before stabbing policeman in head . The man , 20 , was arrested on suspicion of attempted murder 8pm last night . Baby was not harmed in the violence in Walworth , south London . Police officer taken to hospital for treatment and has been discharged .