Behind Purdue Pharma’s marketing of OxyContin

In June, the state of Massachusetts filed a lawsuit against Purdue Pharma, which manufactures the prescription painkiller OxyContin, alleging that the family controlled-company misled patients about the dangers of the opioid drug. Now, new details about the company’s marketing strategy have emerged from the case. New Yorker’s Patrick Radden Keefe joins Hari Sreenivasan with the details