Stephanie R. Cosme, 32, a test engineer, was critically injured after she “inadvertently” walked into the propeller of a parked MQ-9A at Gray Butte Airfield while doing a ground developmental ...
7, 2023, when she accidentally walked into the rotating propeller of a parked MQ-9A Reaper drone while performing a ground test on the aircraft, according to a final accident investigation report.