Deported Dominican dope peddler who snuck back in under Biden sentenced to prison for flooding Bay State with fentanyl laced with horse tranquilizer

Friday, September 19, 2025
3 min read
MDN Staff
Deported Dominican dope peddler who snuck back in under Biden sentenced to prison for flooding Bay State with fentanyl laced with horse tranquilizer

Bronx basement of death funneled poison into Boston, Fitchburg, and Springfield

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BOSTON—The fallout from Biden’s border crisis landed in Boston federal court this week. A Dominican national — once deported for heroin trafficking — slipped back into the U.S., set up a Bronx basement drug mill, and pumped fentanyl laced with horse tranquilizer into Massachusetts.

On Friday, Judge Richard G. Stearns sentenced Jairo Collazo, 36, to 10 years in prison, followed by five years of supervised release. After that, Collazo will once again face deportation — assuming he doesn’t slip back through the cracks a second time.

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Prosecutors said Collazo treated his crew like “employees,” packaging fentanyl into glassine bags and delivering shipments to Boston, Fitchburg, and Springfield. Twice in late 2023 and early 2024, he traveled into Massachusetts personally to hand fentanyl to a cooperating witness. A DEA raid in April 2024 uncovered two kilos of fentanyl, bottles of xylazine, and the tools of his deadly trade.

Kilos of fentanyl, stacks of glassine baggies, rubber bands, and cutting supplies seized from Collazo’s Bronx basement — the tools of a fentanyl mill that funneled poison into Massachusetts under the cover of Biden’s border crisis.
Kilos of fentanyl, stacks of glassine baggies, rubber bands, and cutting supplies seized from Collazo’s Bronx basement — the tools of a fentanyl mill that funneled poison into Massachusetts under the cover of Biden’s border crisis.

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Collazo should never have been here. He was deported after a 2021 heroin conviction — yet under Biden’s border crisis, he strolled right back in and set up shop in the Bronx. From there, his supply line stretched straight into Massachusetts communities.

Meanwhile, Governor Maura Healey has torched billions on her migrant crisis, converting hotels into flophouses while fentanyl pours over the border. And Boston Mayor Michelle Wu has planted herself in Trump’s crosshairs, vowing to defend the city’s sanctuary haven status — which critics say shields dope peddlers and predators who sneak back into the country and back onto Boston’s streets.

Now Collazo will spend the next decade behind bars, with deportation hanging over him once again. But his case is a glaring reminder: Biden’s border failures, Healey’s migrant policies, and Wu’s sanctuary fight are leaving Massachusetts families to pay the price.

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Deported Dominican dope peddler who snuck back in under Biden sentenced to prison for flooding Bay State with fentanyl laced with horse tranquilizer - Mass Daily News