At least 24 people overdosed on heroin in Akron, Ohio Friday night, <b>CNN reports</b>.
Police found drugs laced with the painkiller fentanyl and carfentanil, a version of fentanyl that is used as an elephant tranquilizer.
This comes after police shared <b>disturbing photos of a couple overdosing</b> with a child in the back seat of their car.
In August, 62 people overdosed in Cincinnati over two days.
Fentanyl has also drawn attention after examiners <b>determined that it killed Prince</b>. Mislabeled pill bottles were found in his home with fentanyl inside.
The United States is in the midst of a fentanyl crisis.
Dealers have been cutting heroin with fentanyl to stretch their supply of the drug, <b>according to a Drug Enforcement Agency fact sheet</b>.
Ohio's Department of Health found that 40 percent of overdose deaths in the state were tied to fentanyl.
Some Twitter users were not sympathetic.