 The problem is reportedly fueled by a combination of supply chain issues and overseas companies cutting back on unprofitable drug manufacturing. I'm Tammy Trujillo. The investigation into the death of Friends actor Matthew Perry is nearing an end. Michael Kastner reports. That's according to ABC News, citing sources within the Los Angeles Police Department and U.S. Attorney's Office. Investigators are working to determine who supplied the ketamine that led to the 54-year-old Perry's death at his home in Pacific Palisades last October.