BRITAIN'S top police officer warned MI6 it is not above the law as he revealed proposals for mass DNA screenings in the long-running Gareth Williams investigation.
An independent forensics review will form a central part of fresh efforts to solve the 21-month-old inquiry into how the codebreaker's body ended up in a holdall, Scotland Yard's Commissioner said.
Mr Williams' body was found at his London flat in August 2010.
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