Police Surveillance Technology: Last Week Tonight with John Oliver (HBO)
7:48local news team in Minneapolis looked into nearly 2 years worth of results from its Shot Spotter system, the results were dire. The data reveals8:03The data also shows about 80% of the time officers documented no evidence of a gun-related crime. And only 32 activations total led to an arrest.9:36All of that data is saved in a database for 30 days, shared with connected police departments, allowing the














