Smartphone Video and Audio Can Pinpoint Shooters (image) Carnegie Mellon University Share Print E-Mail Caption A system developed by Carnegie Mellon University uses video from smartphones to help pinpoint the location of shooters. Here, analysis of video from two smartphones during the 2017 mass shooting in Las Vegas indicates the shooter was in the north wing of the Mandalay Bay hotel. Credit Carnegie Mellon University Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.