Oklahoma's marijuana rejection reveals pitfalls of push for full legalization

Just over 10 years since Colorado and Washington became the first states to legalize recreational marijuana, nearly two-fifths of the nation have persisted in the trend of allowing anyone over the age of 21 to purchase the substance without a medical necessity. But on Tuesday night, constituents in Oklahoma pulled the plug on a statewide effort to legalize recreational cannabis, meaning residents will still be required to have a medical license in order to enter dispensaries in the state, which is now home to more retail cannabis stores than Colorado,...