Last Year's Driving High Data ReleasedColorado officials kept a close eye on impaired driving in 2014 with the legalization of marijuana sales.
Colorado Lawmakers Return To Work Monday For Special SessionColorado lawmakers will return to work Monday for a special session ordered by Gov. John Hickenlooper.
Lawmakers Consider DUI Standard For PotColorado lawmakers are again debating a proposal to establish an "impaired" limit for marijuana. If passed, the bill would make drivers impaired if they test positive for five nanograms or more of THC, an ingredient in marijuana.
Colorado Revisits Marijuana DUI StandardDriving while high is illegal in Colorado, but state lawmakers are again entering a hazy debate over how to measure whether medical marijuana patients are impaired behind the wheel.
Marijuana DUI Standard Clears Another Colorado HurdleAn impairment standard for drivers using medical marijuana has won final approval in the Colorado House
Too High To Drive? Colorado Considers Pot DUI LawThe surge of medical marijuana use in Colorado has started another debate in the state Legislature: What constitutes driving while high?