A nose for justice: the FBI’s tech-sniffing dog

Feb 20, 2026

∙ Paid

When the FBI needed proof in the 2016 Chelsea bombing case, it didn’t turn to a new algorithm or a breakthrough surveillance tool. It turned to a black Lab named Iris.

We met Iris and Calandra on a rare visit to the FBI’s Newark, New Jersey, headquarters. In his first interview since Iris retired, Calandra told us the full story of her 11-year career and…

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