In one six-year study in Ohio, more than 40 percent of fatal accident victims tested positive for active levels of THC.

More people are driving under the influence of marijuana. A 2015 study by the National Highway Traffic Safety Administration found 13 percent of nighttime, weekend drivers have marijuana in their ...

Cannabis Joints Cigarettes with car key on the side on a leather black texture. Concept driving high. Drug-impaired driving is dangerous and against the law More than 2 in 5 drivers killed in car ...

Law enforcement officers across Minnesota have long had tools to administer roadside tests to determine whether drivers have been drinking alcohol. Now they’re hoping to get devices that will allow ...

ORLANDO, Fla. — Driving while high is leading to serious crashes on our local roads, and in some cases death. Law enforcement experts believe the numbers are severely under-reported because of the ...

Minnesota's Department of Public Safety is looking to capitalize off of a yearlong pilot program where dozens of agencies tested software that detects drug use in impaired drivers. Hundreds of ...

Even in countries around the world where marijuana is legal, smoking a joint and then driving a car under the influence is ...

A 40-year-old man with a history of driving while intoxicated was charged with a felony and two misdemeanors on Wednesday in Park County over allegations he drove a truck into oncoming traffic while ...