the question of the operational value of shotspotter, so we looked at about 50,000 shotspotter alerts over a period of 1.5 years and we found that in only about 9% of those shotspotter alert responses does the police department record having developed some evidence of a gun related crime. did that surprise you? well, a 9% success rate in developing evidence of a gun crime does not look to me like an operational value that necessasarily outweighs the cost and the risks of the use of shotspotter. the inspector general of chicago said that they believe only 9% of dispatches bares any evidence of an actual gun crime or even a gunshot. how do you respond to that? i ve read this report a few times and what they are stating is that there is a 9%