Minnesota became the 23rd state to legalize the use of recreational cannabis, leading to questions about how a rise in marijuana use could affect the economy, federal legislation and national health. SUBSCRIBE to ABC News on YouTube: https://bit.ly/2vZb6yP Watch FULL EPISODES on Hulu: http://abcn.ws/3bzvQQn LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: