Mexican drug cartels may use legal marijuana to take over Northern California

1/10/18–Federal authorities say Mexican drug cartels are propping up black-market marijuana farms all across Northern California. Now weed is sparking the next gold rush, and law enforcement is struggling to keep cartels out of the game, even though recreational marijuana became legal in California on January 1 and medical marijuana has been permitted since 1996. Today, California is the epicenter of black-market marijuana in the U.S., with over 90 percent of the country’s illegal marijuana farms. Read