Besides, addicted people are not the only ones affected by their behavior.

© Damon Winter/The New York Times

Besides, addicted people are not the only ones affected by their behavior.

After she lost her son to an overdose, Serena Fallon went on a quest to hold someone accountable for his death.

A U.S. strike on cartels in Mexico won’t fix the deep problems that allow organized crime to flourish.

“We neither deny nor accept this,” Mexico’s president said about U.S. accusations that Mexican firms laundered millions of dollars in connection with fentanyl trafficking.

Two chemicals used to make the powerful opioid will be more strictly regulated, but an official said it was “the United States’ responsibility to solve the issue.”