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  • South Carolina Republican introduces bill to federally decriminalize marijuana

    03:26
  • How cannabis legalization is changing the workplace

    03:52
  • Medical marijuana patients have more questions than answers on treatment

    04:37
  • Athletes should be able to use cannabis to ‘medicate themselves safely,’ says former NBA player

    05:55
  • Virginia becomes first southern state to legalize marijuana  

    00:20
  • New York agrees to legalize recreational marijuana

    03:27
  • Chicago suburb taxes marijuana sales to fund reparations program

    03:26
  • House votes to decriminalize marijuana, sends bill to Senate

    01:44
  • House passes bill to decriminalize marijuana

    00:27
  • Americans embrace marijuana, legalizing cannabis in five additional states

    03:44
  • Weed City, USA: A desert town turns to cannabis to find jobs and fight painkiller addiction

    06:34
  • Betting big on CBD: How to start a business few people understand

    05:41
  • Colorado marijuana sales top $6B since 2014 legalization

    01:37
  • Medical marijuana sales begin for the first time in Ohio

    01:52
  • Denver rallies to decriminalize psychedelic mushrooms

    01:59
  • Legal weed could force 20 percent of police dogs into retirement

    01:37
  • First East Coast recreational marijuana retail stores to open tomorrow

    01:28
  • Canada now world’s largest legal marijuana marketplace

    01:22
  • Canada legalizes recreational pot: What US tourists should know

    02:53
  • More baby boomers are turning to marijuana

    04:59

Drug epidemic spreads in Harlem--and beyond

03:36

Users of K2 insist the "synthetic marijuana" is no more dangerous than the real thing, but an outbreak of emergency room patients suggests otherwise.  Tony Dokoupil investigates. Video by Brock Stoneham.