Marijuana Inc: Inside America's Pot Industry

CNBC's Trish Regan goes inside America's controversial marijuana industry. Going from California's marijuana dispensaries to talking to marijuana growers and law enforcement she paints a picture of how large and important marijuana is to this economy. CNBC's Trish Regan goes inside America's controversial marijuana industry. Going from California's marijuana dispensaries to talking to marijuana growers and law enforcement she paints a picture of how large and important marijuana is to this economy. CNBC's Trish Regan goes inside America's controversial marijuana industry. Going from California's marijuana dispensaries to talking to marijuana growers and law enforcement she paints a picture of how large and important marijuana is to this economy. CNBC's Trish Regan goes inside America's controversial marijuana industry. Going from California's marijuana dispensaries to talking to marijuana growers and law enforcement she paints a picture of how large and important marijuana is to this economy.