Drones threatening commercial a/c?

[Mark in CA]

LHR, LGW buy military-grade anti-drone systems

​Heathrow and Gatwick confirmed that they’ve spent millions to acquire and install their own “military-grade anti-drone apparatus,” while Scotland’s Edinburgh Airport has also indicated that it’s taking its own precautions with foot patrols and expand some no-fly zones surrounding the facility. ​​​​​​

https://www.theverge.com/2019/1/5/18...efense-systems