Dari Dexheimer with Tethered Balloon (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories atmospheric scientist Dari Dexheimer prepares a tethered balloon for launch during the May flight test. Credit Photo by Randy Montoya 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.