“It’s Halloween, and somebody is going to die tonight.” Those were the chilling words of a Chicago gang member who made good on his threat by firing a hail of bullets into a car on Halloween night in 2009 in Chicago’s Humboldt Park neighborhood. A passenger in the car was shot multiple times and died. It’s a tragedy we sadly see all too often in Chicago. It also was entirely preventable.

I, Andrew S. Boutros, was then a new assistant U.S. attorney in Chicago when I received a call from an experienced federal agent about a large-scale case that had just been reassigned. Turns out thegang member who committed the drive-by murder had been under federal investigation for months. Prior to Halloween, federal agents coordinated undercover firearm purchases from him and referred the matter for federal prosecution. Federal agents had identified the defendant as highly dangerous and volatile, but the U.S. attorney’s office had opted not to charge him then while prosecutors looked for more evidence. The agent soon came to meet with me, and he did not mince words. I heard him; he was right.

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