BBC News - Woolwich attack 'incredibly hard' to stop
Preventing the killing of Drummer Lee Rigby outside Woolwich Barracks would have been "incredibly hard", an ex-senior intelligence officer has said.
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BULLSHIT.
It's easy to stop. No more mass immigration of third worlders, especially islamic third worlders.
If you don't want to be bitten by a baboon, stop letting baboons loose in your back garden, dickheads.