Chatham County Sheriff's Office Busts 2 Smoke Shops for Items Over THC Limits Chapelboro.com An undercover police video reveals North Texas vape shops are openly selling products with illegally high concentrations of THC, leading to a criminal investigation. Operation Vapor Trail: Task force raids businesses in crackdown on illegal vape stores in Cumberland, Robeson Denton smoke shops prepare as Texas outlaws THC vapes, Chinese made e cigs and more starting Sept. 1 KERA News