The operation, which resulted in 40 arrests and resulted in the seizure of 10 kilograms of deadly fentanyl, was the culmination of a multi-agency federal investigation which targeted major traffickers of fentanyl, opioids and other drugs, as well as repeat felony offenders, many of whom were also illegally present in the U.S.; eight aliens had already previously been deported at least once before and will be prosecuted for criminal re-entry.