https://www.vox.com/recode/2019/8/5/20754790/trump-social-media-detect-shooter-crime

What’s more likely is that all sorts of speech — and people — would get swept up in the technology dragnets Trump seems to be proposing.

After mass shootings in both Dayton, Ohio, and El Paso, Texas, this weekend, President Donald Trump called on government organizations as well as social media companies to “develop tools that can detect mass shooters before they strike.”