A Criminal Gang Used a Drone Swarm To Obstruct an FBI Hostage Raid – Defense One

“DENVER, Colorado — Last winter, on the outskirts of a large U.S. city, an FBI hostage rescue team set up an elevated observation post to assess an unfolding situation. Soon they heard the buzz of small drones — and then the tiny aircraft were all around them, swooping past in a series of “high-speed low passes at the agents in the observation post to flush them,” the head of the agency’s operational technology law unit told attendees of the AUVSI Xponential conference here. Result: “We were then blind,” said Joe Mazel, meaning the group lost situational awareness of the target. “It definitely presented some challenges.””

https://www.defenseone.com/technology/2018/05/criminal-gang-used-drone-swarm-obstruct-fbi-raid/147956/