Drones are considered efficient tools for law enforcement, but a third of Americans worry that their privacy will suffer if the unmanned devices are used regularly in U.S. skies, according to a poll. Congress has directed the Federal Aviation Administration to come up with safety regulations to clear the way for routine domestic use of the aircraft within three years. (Vanguard Defense Industries via Associated Press)

Drones are considered efficient tools for law enforcement, but a third of Americans worry that their privacy will suffer if the unmanned devices are used regularly in U.S. skies, according to a poll. Congress has directed the Federal Aviation Administration to come up with safety regulations to clear the way for routine domestic use of the aircraft within three years. (Vanguard Defense Industries via Associated Press)