Federal agents have issued a warning on new fentanyl pills colored to look like candy, saying that just one is enough to kill a child.Now we're hearing a warning about "rainbow fentanyl" from doctors ...

During the Halloween season, you see candy everywhere. Doctors at UPMC are worried children may come across and mistake a potentially life-threatening drug like rainbow fentanyl, for a sweet treat.

(WJW) – As Halloween approaches, it can be a scary time of the year, but even more alarming is a growing trend of dangerous street drugs that can be made to look like candy. So-called “rainbow ...