Controlled Crash Test (IMAGE) NASA/Goddard Space Flight Center Caption NASA's Search and Rescue office performed three controlled plane crashes at the agency's Langley Research Center in Hampton, Virginia, to evaluate the performance of current emergency locator transmitter (ELT) systems and make recommendations for improvements. Credit NASA Usage Restrictions None License Licensed content 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.