DENVER (AP) -- Michael Jolton was a young father with a 5-year-old son when Colorado legalized medical marijuana in 2000. Now he's got three boys, the oldest near adulthood, and finds himself repeatedly explaining green-leafed marijuana ads and "free joint" promotions endemic in his suburban hometown....
Senh: Since Colorado has legalized marijuana since 2000, we should have some data of the effect of its legalization. What are its effect on people and crime?
