Driving high? Police demonstrate swab test to detect impairment

Police demonstrate the Alere DDS2, a saliva swab test some authorities are using to determine marijuana impairment, in May at the Capitol in Sacramento.
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Police demonstrate the Alere DDS2, a saliva swab test some authorities are using to determine marijuana impairment, in May at the Capitol in Sacramento.

Driving while high on marijuana? CHP is looking for you this weekend

December 28, 2017 02:48 PM