The cynic in me thinks Kapoor was "sacrificed" to shield the Sacklers. Sort of like how Rajaratnam was "sacrificed" to shield the large banks.
[0] http://www.esquire.com/news-politics/a12775932/sackler-famil...
[1] http://www.pnas.org/content/112/49/15078
[2] https://www.drugabuse.gov/related-topics/trends-statistics/o...