Student's vape had fentanyl in it, Tennessee sheriff says Charlotte Observer Fentanyl found in unregulated vape cartridges in other states. 'Just a matter of time' before it comes to Utah Warning: Fentanyl Contaminated Vape Cartridges Detected The Elsa Police Department has issued a serious warning to the community after recovering vape pen cartridges that tested positive for Fentanyl, a dangerous and potentially lethal Fentanyl laced vape pens among teens concern after Tennessee high school incident WATCH Fentanyl laced vape pens among teens concern after Tennessee high school incident