The unlikely companies that could spark another pot stock boom

2018 was the year of the pot stock. But, while Canadian cannabis companies like Tilray and Canopy Growth Corp. reached sky-high valuations, their American counterparts experienced a much slower burn. While some say U.S. pot companies will never catch up, others believe they're just waiting to ignite. HIGH RISK. HIGH REWARD: CANNABIS INC. premieres Wednesday, September 4 at 6P ET/3P PT.