MQ-1B, MQ-9 flight hours hit 4 million
The MQ-1B Predator and MQ-9 Reaper remotely piloted aircraft reached a historic flight hour milestone March 1.
https://www.af.mil/News/Article-Display/Article/1781271/mq-1b-mq-9-flight-hours-hit-4-million/ Tech. Sgt. Daryl Knee