The Military’s New Challenge: Defeating Cheap Hobbyist Drones – The Wall Street Journal

https://www.wsj.com/articles/the-militarys-new-challenge-defeating-cheap-hobbyist-drones-11641401270
The U.S. is racing to combat an ostensibly modest foe: hobbyist drones that cost a few hundred dollars and can be rigged with explosives.
Emerging solutions resemble the stuff of science fiction, from laser zappers to microwave blasters.
We are delighted that you’d like to resume your subscription.
You will be charged $ + tax (if applicable) for The Wall Street Journal. You may change your billing preferences at any time in the Customer Center or call Customer Service. You will be notified in advance of any changes in rate or terms. You may cancel your subscription at anytime by calling Customer Service.
Please click confirm to resume now.

source