Marijuana won big in the 2020 election as Montana, Arizona, New Jersey, South Dakota, and Mississippi approved marijuana ballot measures. New Jersey, Arizona, South Dakota, and Montana became the newest states to legalize adult use marijuana. These additions to the growing list of legal states raised the total number of states with recreational cannabis from 11 to 15. There are now 109 million Americans living in areas where adults can use cannabis legally. Missouri's eastern neighbor...