In just two years, the powerful opioid fentanyl went from nonexistent to detected in more than 1 in 7 stamp bags analyzed by the Allegheny County Office of the Medical Examiner, according to an ...

New one for tonight, *** warning from the Pittsburgh Public school district after several elementary school students were found with stamp bags of heroin. Pittsburgh's Action News for reporter ...

Real-time information about stamp bags could serve as an early warning of new illegal drugs of high lethality available at the local level. Stamp bags are small wax packets that contain mixtures of ...