Flying Quadrocopters can carry some weight to carry a gun & camera lol

A perfect crime in the future ?

Prototype Quadrotor with Machine Gun!
www.youtube.com/watch?v=SNPJMk2fgJU&hd=1

Drone vs Phone: Samsung Galaxy S IV - Drone Strike
http://www.youtube.com/watch?v=jxThXvuP4Vo&hd=1