Prager H1: A jet landing at Heathrow Airport was reportedly hit by a drone. Should private citizens be allowed to own drones? Don’t they represent a great threat to security? And don’t they impinge on privacy far more directly than the NSA? Someone can fly a drone over your backyard… Dennis talks to Richard Lindzen, emeritus professor of atmospheric sciences at MIT. He teaches the newest course at PragerUniversity.com, Climate Change: What Do Scientists Say?