The city of Pittsburgh has agreed to pay more than $200,000 to settle two cases stemming from the actions of the city during the September 2009 G-20 Summit, including $72,000 to Karen Piper, a bystander who suffered permanent hearing loss after Pittsburgh police deployed a Long Range Acoustic Device (LRAD) on a neighborhood street.
What’s an LRAD? Explaining the ‘sonic weapons’ police use for crowd control and communication (2022) - https://theconversation.com/whats-an-lrad-explaining-the-son...