MQ-9 Predator B Conducts Engine Run-UpNASA's Ikhana, a modified General Atomics Aeronautical Systems MQ-9 Predator B, conducted engine run-up before a pre-dawn takeoff on the first test flight of the new ADS-B aircraft tracking technology on an unmanned aircraft system.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/mq-9-predator-b-conducts-engine-run-up/Copy URL to clipboard> DownloadShareSize1041x694px