Heathrow and Gatwick airports buy anti-drone systems after scare
 

London's airports don't want a repeat of the drone panic that left Gatwick travelers grounded for days, and they're willing to spend loads of cash to keep their skies safe. Heathrow and Gatwick have spent millions of pounds on "military-grade" anti-...

https://www.engadget.com/2019/01/06/...drone-systems/