Michael McAuliff reports:
FBI Director Robert Mueller revealed Wednesday that the bureau uses drones to conduct surveillance on U.S. soil.
Asked by Sen. Chuck Grassley (R-Iowa) if the FBI was following in the footsteps of the Drug Enforcement Agency and the Bureau of Alcohol, Tobacco and Firearms in pursuing the use of unmanned aerial vehicles, Mueller said yes. The vehicles are used in very narrow circumstances for surveillance, he said.
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