John Oliver gets real on America's crippling opioid epidemic

On the latest Last Week Tonight with John Oliver, our fateful host dug deep into the history and complexities of addictive painkillers in the U.S. – a problem that often gets pushed under the rug but is only growing.

Oliver and his team dug up old advertisements, interviews with doctors and drug addicts, criticized the drug companies, and explained how even people with legitimate opioid prescriptions can get dangerously addicted.

The best part of this crash course on opioid addiction is perhaps learning the difference between the phrases "yes" and "uh huh."

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