The Senate probe into big phama's hand in the opioid crisis just got bigger

A Senate investigation into whether or not big pharmaceutical companies had a hand in starting America's current opioid epidemic just got wide.
Senator Claire McCaskill (D-MO) will now add drugmakers Mallinckrodt, Endo, Teva, and Allergan to the probe, as well as distributors AmerisourceBergen Corporation, and Cardinal Health, Inc.
"We’ve seen numerous reports that potentially hundreds of millions of opioid pills wound up on the black market, fueling a nationwide epidemic—we nee