What will marijuana legalization mean for Colorado road safety?

In a 2018 study conducted by the Colorado Department of Transportation, it was revealed that the number of car crash fatalities involving drivers who tested positive for cannabis has nearly doubled since the state legalized its recreational use in 2014. Curiously, however, the number of cannabis-related DUIs actually dropped by 33% from 2016 to 2017, according to figures from the Colorado State Patrol…