Hackers can stop trains with a $300 device — July 19th, Hour 3

A small, cheap tool lets anyone control train brakes remotely. Tesla’s new robotaxi zone looks … suspicious. Plus, scammers using fake news videos to steal your cash, purple streetlights messing with your eyes, and Florida’s next-gen 911 system. Learn more about your ad choices. Visit megaphone.fm/adchoices