Death from a swarm of tiny drones: U.S. Air Force releases terrifying video of tiny flybots that can can hover, stalk and even kill targets;

http://www.dailymail.co.uk/news/article-2281403/U-S-Air-Force-developing-terrifying-swarms-tiny-unmanned-drones-hover-crawl-kill-targets.html

Air Vehicles Directorate at Wright-Patterson Air Force Base in Dayton, Ohio, is already developing prototypes of tiny drones that can hover
The Micro Air Vehicles will work in swarms to provide complex surveillance of a battlefield
They can also be armed with incapacitating chemicals, combustible payloads or even explosives 'for precision targeting capability'

jpr: Can you say "assassinbot"