Unapproved pesticides on marijuana plants are causing 49% of plants to be thrown away, but why won't the EPA step in to regulate? Matt Gray, CEO of HERB, explains why marijuana regulation is only a state issue right now and which pesticides are increasingly dangerous for consumption. Plus, Attorney General Jeff Sessions penned a letter to four governors, citing his "serious concern" over the marijuana industry. But does this correspondence mean he's open to relaxing his blunt opposition to marijuana? Gray explains why the cannabis industry is hoping for a glimmer of hope.