Id Url Resource class Title Description Source https://policing.umhistorylabs.lsa.umich.edu/s/crackdowndetroit/item/6273 Pingree Verdict in Ann Arbor Sun Pamela Johnson, "Guilty! 3 Cops, 5 Others in Heroin Conspiracy," Ann Arbor Sun, December 31, 1975, https://aadl.org/node/200553