In what is being called one of the city's most expensive races on this year's ballot, Denver voters are leaning heavily toward keeping the city's ban on the sale of flavored tobacco, Supporters rally for Denver flavored tobacco ban but opponents say it won't help Aspen is first city in Colorado to ban sale of flavored nicotine products amid efforts to curb teen vaping Canon City Daily Record How Colorado's flavored nicotine ban debate raises questions about racial justice and where the state gets money