A 2017 survey by the Colorado Department of Transportation (CDOT) found that almost 70 percent of cannabis consumers drove high at least once in the past year. Twenty-seven percent said they drive high almost every day. Currently, officers who suspect a driver is impaired can only test the hunch with field sobriety tests. Blood, breath … Continue reading Marijuana Breathalyzer Aims to Detect High Drivers ‘Without Unjustly Accusing’ (USA Today)