Stoned driving can be as serious a problem as drunk driving
Fatal accidents involving stoned drivers have soared in the state of Washington since marijuana was legalized there, according to a study from the AAA Foundation for Traffic Safety. But it's difficult to determine whether a high-on-pot driver is too impaired to drive, according to a separate study from the same group.
Fatal crashes involving drivers who recently used marijuana more than doubled in 2014. Pot was involved in 17% of fatal crashes in Washington in 2014, up from 8% in 2013 -- the year before recreational marijuana was allowed there.
"The significant increase in fatal crashes involving marijuana is alarming," said Peter Kissinger, CEO of the foundation, which funds scientifically rigorous studies for the drivers organization. "Washington serves as an eye-opening case study for what other states may experience with road safety after legalizing the drug." Read More