Fentanyl: It's Much Stronger than Heroin and Far More Dangerous


For years, heroin dealers have been using another, more powerful drug to cut the heroin they sell.

Your Playlist Expand Collapse

Full Episodes of Nightly News

Inspiring America

Keeping you Healthy

The Price You Pay

Nightly Films

Lester Holt
Award-winning journalist and anchor of "NBC Nightly News” and “Dateline NBC.”

Nightly Reads