Andrew Mitchell 'pleb' row: Officer arrested
A police constable with the diplomatic protection group has been arrested on suspicion of misconduct in a public office, according to the Metropolitan Police.
The officer was arrested late on Saturday and bailed on Sunday to return in January. He has been suspended.
The arrest was made by officers investigating how national newspapers came to publish police records of an incident at Downing Street.
Andy Moore reports.
17 Dec 2012