It unfolded right under our noses, in classrooms, on school buses, in locker rooms after sports practice—millions of kids got addicted to nicotine within the span of just a few years, thanks to the spread of vaping devices like Juul. How exactly did we get here—and what can we do about it now? On this episode of Next Question, Katie talks to people on all sides of the issue, including Dr. Jonathan Avery, one of the country’s foremost addiction experts.