On November 8, voters in Massachusetts will decide on Question 4, which would legalize marijuana for residents 21 and over. Legalization opponents and proponents have waged a bitter battle filled with hyperbole. Here are the key issues.

QUESTION 4: Legalization, regulation, and taxation of marijuana. If voters say “yes,” Massachusetts will join Colorado, Alaska, Oregon, Washington, state, and the District of Columbia in legalizing marijuana for recreational use.