Participants smoke, undergo driving simulation.
It's legal for Californians to smoke marijuana now, but how soon after lighting up is it safe to drive?
University of California, San Diego researchers are trying to figure that out to help both users and law enforcement.
UCSD's Center for Medicinal Cannabis Research (CMCR) teamed up with the California Highway Patrol for the study, which was authorized by the California Legislature.
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Amanda Brandeis ~ 10News.com via TheDenverChannel.com ~
