How should U.S. regulate powerful painkillers?

Aired: 1/6/2015 | 0:07:51 | Clip
Forty-six people die every day in the U.S. after overdosing on prescription painkillers, causing some states to crack down. Are tighter laws creating new problems? Gwen Ifill gets views from Bob Twillman of the American Academy of Pain Management and Dr. Andrew Kolodny of Physicians for Responsible Opioid Prescribing.