ShotSpotter, Chicago Police Defend Gunshot Detection Technology As Chicago Residents Sound Off At City Council Committee Hearing – CBS Chicago


CHICAGO (CBS) — Critics and supporters lastly had the possibility to pontificate Friday on Chicago’s controversial gunshot detection system, which the CBS 2 Investigators have been digging into for months.

CBS 2 Investigator Megan Hickey listened to the Metropolis Council listening to Friday, and representatives from ShotSpotter and Chicago Police each got here out to defend the contract.

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The listening to was presupposed to be a large evaluate of the Chicago Police Division’s use of know-how. But it surely ended up being hours of debate – totally on the widely-criticized ShotSpotter know-how. And this time, firm was there to reply.

Residents from wards throughout Chicago referred to as right into a digital listening to with the Metropolis Council Committee on Public Security on Friday.

“ShotSpotter just isn’t a public security resolution! ShotSpotter just isn’t public security resolution!” one resident stated.

“Every thing I’ve discovered in regards to the ShotSpotter contract has us disturbed,” one other stated.

“We’ve been demanding oversight of CPD’s use of ShotSpotter for months now,” one other stated.

The resident expressed their considerations with the gunshot detection system —and town’s multimillion-dollar contract that was quietly extended again in December of final yr with out any public input.

“I’m not right here to get into the weeds on the corporate,” stated Chicago Police Deputy Chief Larry Snelling.

Chicago Police defended the system of acoustic sensors, saying they usually deliver officers to the scene of a taking pictures sooner than ready for a 911 name, probably saving lives.

“We will say that 85, 90 % of the time, the shot detection system doesn’t render any data,” Snelling stated. “What we have to have a look at is the ten % of the time that it does.”

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ShotSpotter President Chief Govt Officer Ralph Clark stated there’s no “secret sauce” about how the tech works.

“ShotSpotter’s been a confirmed know-how that and does make an affect,” Clark stated.

Many aldermen prodded the corporate and the CPD about the truth that its system hasn’t been peer-reviewed or independently evaluated.

ShotSpotter stated it has been independently audited at 97 % accuracy primarily based on suggestions from their prospects.

“To say that it’s 97 % correct, and it’s not primarily based on something apart from kind of damaging suggestions, is form of like saying buyer satisfaction with my workplace may be very, very excessive – primarily based on individuals not complaining,” stated Ald. Michele Smith (forty third).

“To see that $9 million was simply resigned like that with out even having a dialog – there’s an enormous drawback with that,” stated Ald. Andre Vasquez (fortieth).

This was an issue listening to — that means no vote was taken.

For months, we’ve got been asking ShotSpotter for an on-camera interview to reply to the rising variety of critics of their know-how. For months. we’ve been denied.

The town additionally responded to critics asking, why this contract was prolonged with out public enter?

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The Metropolis’s Workplace of Public Security Administration stated ShotSpotter delivered on all the administrative benchmarks they had been presupposed to hit. None of these factors embrace whether or not or not the know-how actually reduces gun violence in Chicago.



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