How China’s Push for AI Weapons Threatens the World

Drones. They're popping up everywhere: from delivering goods to filming fancy camera shots for vloggers, to speeding up delivery times. But they're also being used to hunt people down. In this special report, we look at how the Chinese regime is harnessing its vast reaches of data and turning it into a weapon, where that data is coming from, and how Americans are unwittingly lending a hand.