Oregon was a pioneer in voting to legalize marijuana for medicinal use.
The medical pot law turns 20 next year, and its future grows a bit fuzzier now that marijuana is also legal for recreational use.
Why get a prescription for a drug you can buy over-the-counter? That's just one of several questions raised in from our partners at Oregon Public Broadcasting. Kristian Foden-Vencil is the reporter for the series, which we present in a single sitting here.