Audio from emergency dispatches show a single call for help for a 27-year-old woman quickly spiraled into a much larger ...

Now, experts say, fentanyl, a cheap, synthetic opiate originally dreamed up to treat people with end-of-life cancer, is either trekked in across the U.S.’s southern border by American mules, where ...

A mass overdose in Baltimore on Thursday left more than two dozen people hospitalized, testing the city’s progress on overdose prevention.

Two days earlier, a “bad batch” of drugs that swept through West Baltimore sent her and at least 26 others to the hospital.