Researchers studying six years of highway fatalities in one Ohio county found more than 40% of 246 autopsied drivers tested positive for cannabis. Their findings, presented to the American College of ...

Laws aimed at preventing marijuana-impaired driving in almost 20 states are causing innocent people who show no signs of ...

Although no statistics are available specifically related to traffic stops and accidents due to marijuana use, the drug is anecdotally involved with most impaired driving cases. Lt. Chris Arnall is ...

A New Jersey woman has been charged with driving under the influence of marijuana during a crash in Pennsylvania last year that killed her husband, authorities said Danielle M. Strobridge was charged ...

DUI enforcement is ramping up across Colorado as law enforcement agencies focus on the dangers of driving under the influence ...

ATLANTA — Across the United States, 24 states allow recreational use of marijuana and cannabis, while another 14 allow it for medical use only. AAA, the Auto Club Group, said that as the use of ...

FORT SMITH -- While Arkansas State Police are warning drivers about operating their vehicles impaired this weekend, local officials said they don't expect any issues. The State Police released a ...

Less than two weeks after recreational pot stores opened their doors in Colorado, proponents of legalization appeared to have their first black eye. A 23-year-old named Keith Kilbey, seemingly under ...

CINCINNATI (WKRC) - Ohio's voter-approved marijuana law may soon face significant changes as lawmakers propose a crackdown on what they consider overly lenient regulations. Senate Bill 56, sponsored ...