An undercover police video reveals North Texas vape shops are openly selling products with illegally high concentrations of THC, leading to a criminal investigation. Kings of Vapor and Smoke The BEST in Vape, Smoke, and THC MarbleCity Vapor Opens on Gay Street Inside of Knoxville Fairfax County police say a major drug investigation targeted multiple vape shops that are accused of selling illegal items, ranging from drugs to synthetic urine, and laundering money., Learn more