Skip to content
ProPublica Donate
ProPublica Donate
Criminal Justice

Fields of Green

Chinese Mafias and the U.S. Black Market for Marijuana

A quadruple murder at an illegal marijuana farm in Kingfisher County, Oklahoma, opened a window into a disturbing reality. Chinese criminal networks have taken over much of the illicit marijuana market in the U.S., stoking a wave of crime that includes violence, money laundering and human trafficking.