Minnesota authorities used LRAD sound weapon on anti-ICE protesters. But that's not the full story

In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to declare unlawful assembly.
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Viral Image Claims Ice Is Using Sonic Weapons – Here's What's Actually Happening

ICE sonic weapon claims from viral Minneapolis photo lack evidence as federal agents used standard equipment, not acoustic devices, in recent operations.
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Did US really use a secret 'sonic weapon' during the Venezuela raid? What we know

India, Jan. 21 -- US President Donald Trump has confirmed the use of a "secret sonic weapon" by the US military during the operation that resulted in the arrest of Venezuelan President Nicolas Maduro.
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‘Less lethal’ crowd-control weapons still cause harm – 2 physicians explain what they are and their health effects

Crowd-control weapons can cause severe and sometimes permanent injuries. Chemical irritants affect the eyes, skin and lungs first, causing scratches to the surface of the eye, painful skin reactions, ...