That's right, South Korea has developed an automated, turret-based machine gun that is capable of accurately locking onto a human target 2-miles away. This weapon is called the Super Aegis 2 and is one of the most advanced weapons systems ever built. Continue reading for a video and more information.
Billed by its manufacturers DoDaam of South Korea as a "Total Security Solution", the Super Aegis is an automated turret system that supports a variety of weapons, from a standard machine-gun to a surface-to-air missile. It is designed to repel an attacker from up to 3 kilometres away, using sophisticated thermal imaging software and camera systems to lock onto a human-sized target even in the dead of night. The system requires no human presence.[Source]