| http://www.w3.org/ns/prov#value | - Some types of surveillance drones are already being used by police departments across the country, including in Montgomery County, Texas, where the Department of Homeland Security recently gave the go-ahead for law enforcement in the United States to deploy the ShadowHawk mini drone drone helicopter that has the ability to taze suspects from above as well as carrying 12-gauge shotguns and grenade
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