11:10 EDT, 18 February 2021 44 shares A police officer is being investigated after using punching a man in the face as he lay on the ground in handcuffs while he was being arrested for assault and criminal damage. The footage shows the male officer restraining a bearded man then striking him in the face. In chaotic scenes filmed during an incident in Wolverhampton on Tuesday night, bystanders can be heard screaming in horror at the officer's actions. The arrest has prompted a complaint over the 'excessive force' used to subdue the man. Police confirmed the video is being investigated by the force's professional standard's department.