Rhode Island joined 13 other states that have decriminalized marijuana on Apr. 1. Including Colorado and Washington, there are now 16 states with liberalized cannabis laws.
Known for having the harshest marijuana laws in the country, Oklahoma legislators are hoping to dial back penalties for pot possession. Currently, a second offense is a felony. The bill would change that to a misdemeanor.
Capable sending a 30-pound package of pot across the U.S.-Mexico border, the cannabis cannon was recently discovered near Mexicali.
House Reps Jared Polis and Earl Blumenauer have sponsored federal legislation that would substantially reform the nation's marijuana laws.
The Michigan Supreme Court has upheld an Appeals Court decision banning medical-marijuana dispensaries. The 4-1 ruling effectively shuts down canna-business in state.