'Scotland Yard has faced a racism scandal after a black man arrested during London unrest used his mobile phone to record a policeman’s racial abuse.

The policeman was suspended as he called the man a nigger. "The problem with you is you will always be a nigger, yeah? That's your problem, yeah,” the recording showed the policeman as saying.

The 21-year-old was stopped in his car by police officers, arrested and then placed in a police car the day after last August unrest that spread across England after the police shot a young black man Mark Duggan in Tottenham.'

Read more: British Police Faces Racism Scandal