'We're Not Being Paranoid': U.S. Warns Of Spy Dangers Of Chinese-Made Drones

Drones have become an increasingly popular tool for industry and government.

Electric utilities use them to inspect transmission lines. Oil companies fly them over pipelines. The Interior Department even deployed them to track lava flows at Hawaii's Kilauea volcano.

But the Department of Homeland Security is warning that drones manufactured by Chinese companies could pose security risks, including that the data they gather could be stolen.

The department sent out an alert on the subject on May 20, and a video on its website notes that drones in general pose...