Secretary of the Air Force Heather Wilson gives a brief to a crowd during the first civil beyond visual line of sight event August 20, 2018 at Grand Sky at Grand Forks Air Force Air Force Base, North Dakota. Grand Sky is the first commercial unmanned aircraft system-focused research and development park. ( Air Force photo by Senior Airman Cierra Presentado)

---

Size: 2100px × 1500px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: gfafb, secaf