Flexrotor UAV carries out Arctic mission
November 4, 2016
https://www.flightglobal.com/news/articles/video-flexrotor-uav-carries-out-arctic-mission-431181/
November 4, 2016
https://www.flightglobal.com/news/articles/video-flexrotor-uav-carries-out-arctic-mission-431181/