The Globe and Mail Jan Hoffman and Mary Williams Walsh The New York Times Bookmark In a filing that signifies the beginning of the end of the United States’ most notorious manufacturer of prescription opioids, Purdue Pharma submitted its bankruptcy restructuring plan just before midnight Monday. The blueprint requires members of the billionaire Sackler family to relinquish control of the company and transforms it into a new corporation with revenue directed exclusively toward abating the addiction epidemic that its signature painkiller, OxyContin, helped create. The plan, more than 3...