Read the news article 📰https://kare11.tv/2GFsPOF.
FULL VIDEO KARE11 April 2019
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The Predictive Stop Arm uses radar to predict when a vehicle will illegally pass a stopped school bus and warns students via speakers. Learn more on our website: http://bit.ly/2DHwERA and see a live demo at STN EXPO Indy 2019: http://bit.ly/2VCjHCX