Drones the future for defence firm: Northrop’s European boss on ethical case for unmanned combat
![Drones the future for defence firm: Northrop’s European boss on ethical case for unmanned combat](http://i.dailymail.co.uk/i/pix/2015/09/09/21/2C20757000000578-0-image-m-68_1441832242829.jpg)
Drone-maker Northrop Grumman sees huge growth in this market, according to Dr Andrew Tyler, the Briton who heads the US defence giant’s European operations.