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Marie McCullough

Staff Writer

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Before pot was legal in states across the U.S., determining how to handle stoned drivers was simple: possession or any levels of THC in the body was illegal, case closed. But as marijuana becomes legal in more jurisdictions, drug-impaired driving is becoming a worry to more and more legislators. And while developers and researchers are hoping that a THC breathalyzer may be the answer, the science is complicated. And as with most parts of the cannabis industry, getting people to agree on how it should be implemented is another struggle altogether.