There is not much correlation between the graph of crime rates in the article and this graph of marijuana usage: http://www.samhsa.gov/data/NSDUH/2k11Results/N

There is not much correlation between the graph of crime rates in the article and this graph of marijuana usage: http://www.samhsa.gov/data/NSDUH/2k11Results/NSDUHresults2011.htm#Fig8-4 http://www.samhsa.gov/data/NSDUH/2k11Results/NSDUHresults201...