Where do the drugs come from? How do they infiltrate communities? How do opiates alter the minds of users? Understanding the drugs is the first step in understanding the crisis.

One in five babies born in West Virginia’s Cabell County-Huntington Hospital were exposed to controlled substances during pregnancy, and as many as 400 require medication for withdrawal. Sara Murray opened a special neonatal unit five years ago to help care for the babies being weaned off opioids.