Detective Superintendent Stephen Ratcliffe said this was "a gang of experienced criminals who had been the subject of an investigation by the special projects team at the Metropolitan Police for a couple of months before this robbery."
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The new design is inspired by Westminster Cathedral.
Just 200 yards from Harrods, the one bedroom flat is significantly lower than the current market rate for the prestigious area.
A documentary on the career of the late London singer Amy Winehouse will be broadcast live this evening at half six.