Police using acoustic device to disperse crowds
By Jerry Seper and Chuck Neubauer
With the help of Homeland Security grants, police departments nationwide looking to subdue unruly crowds and political protesters are purchasing a high-tech device originally used by the military to repel battlefield insurgents and Somali pirates with piercing noise capable of damaging hearing.
Police acknowledge that they deployed the so-called Long Range Acoustic Devices (LRADs) as a safeguard at recent political conventions, protest-plagued international summit meetings and this summer's volatile town-hall meetings on health care.
Full story: Police using acoustic device to disperse crowds