Zach Hyman / Sesame Street WorkshopOne Nation Overdosed'Sesame Street' uses Karli to tackle addiction
George Frey / Reuters fileOne Nation OverdosedPurdue Pharma, maker of painkiller OxyContin, files for bankruptcy
Drew Angerer / Getty Images fileU.S. newsAt least 20 states and D.C. reject settlement with OxyContin maker Purdue Pharma
George Frey / Reuters fileElectionsState AGs kept taking money from opioid firms while negotiating multi-billion-dollar settlements
George Frey / Reuters fileOne Nation OverdosedOpioid talks break down; Owners of Purdue Pharma balk at paying $4.5 billion
Ty Wright / Bloomberg via Getty ImagesJustice DepartmentDocument shows drug firm knew in 2008 it was shipping large amounts of opioids
Stefan Wermuth / Bloomberg via Getty Images fileHealth newsCBD oil may help limit cravings and anxiety in heroin users, study finds