Swarm Of 40 Drones Over Fort Irwin An Ominous Sign Of What's To Come

The commander of the Army's National Training Center posted a video of a simulated 40-drone swarm attack on a visiting unit at dawn. 

https://www.thedrive.com/the-war-zone/swarm-of-40-drones-over-fort-irwin-an-ominous-sign-of-whats-to-come