Friday, September 25, 2009
Only a few hundreds protesters took to the streets of Pittsburgh to mark the opening day of the G20 summit of world leaders, but the police were taking no chances.
Sonic weapons or long-range acoustic devices have been used by the US military overseas, notably against Somali pirates and Iraqi insurgents.
But US security forces turned the piercing sound on their own citizens yesterday to widespread outrage. Pittsburgh officials told the New York Times that it was the first time “sound cannon” had been used publicly.
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The sonic weapon appear to be more effective than the Metropolitan police’s highly contentious kettling tactics used against G20 protesters in London. But it is equally controversial.
It is feared the sounds emitted are loud enough to damage eardrums and even cause fatal aneurysms.
This article was posted: Friday, September 25, 2009 at 10:42 am