A senior counter-terrorism detective with the Met Police has been charged with breaching the Official Secrets Act.
Detective Chief Inspector April Casburn is also accused of offering information to the now-defunct News of the World newspaper.
She appeared in court and our reporter Paul Brand was there.
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He was allowed to leave the country despite being told to appear in court over an impromptu demonstration near the Kremlin.
They were struck by a train near Loughborough Junction in south London.
The 18-year-old victim has been left with potentially life-changing injuries.