The SkyWall 100 is a net-launching anti-drone bazooka
 

A group of English engineers have developed a new device for downing quadcopters that stray into restricted airspace: the SkyWall 100. This shoulder-mounted net launcher weighs 22 pounds and runs on compressed gas but does reportedly offer a 100-mete...

http://www.engadget.com/2016/03/03/t...drone-bazooka/