WATCH Fentanyl laced vape pens among teens concern after Tennessee high school incident Police warn of fentanyl laced vape cartridges; shops tighten safety protocols The Poisoning of America: Vapes, Fentanyl, and BHO Aurora Arizona Vape pens found laced with fentanyl and heroin in Central PA school district Fentanyl laced vapes: The new crisis Pleasanton Weekly Public safety warning: illegal vape products continue flooding the market. Without regulation or testing, consumers have no way to know what's actually inside these products. That's why strong enforcement and regulated markets