Marijuana plants grow indoors under lights at a Seattle, Washington, facility. Growing the plants for medical purposes indoors uses a large amount of energy for lights, air conditioning and other power draws. (Mike Siegel/Seattle Times/MCT)
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Marijuana plants grow indoors under lights at a Seattle, Washington, facility. Growing the plants for medical purposes indoors uses a large amount of energy for lights, air conditioning and other power draws. (Mike Siegel/Seattle Times/MCT) . MCT
Marijuana plants grow indoors under lights at a Seattle, Washington, facility. Growing the plants for medical purposes indoors uses a large amount of energy for lights, air conditioning and other power draws. (Mike Siegel/Seattle Times/MCT) . MCT

Marijuana is drug most often linked to crime, study finds

May 23, 2013 04:42 PM

UPDATED May 23, 2013 05:20 PM

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