At least 4 overdose deaths since Thursday linked to possible fentanyl contamination: Toronto police

Toronto police say there have beenfour overdose-related deaths and20overdoses in the city since Thursday and arecontinuing theirwarning about a possibleround of contaminated street drugs.

Police suspect that some batches ofheroinare lacedwith fentanyl, according to a news release.

Harm reduction worker Walter Cavalieri said that's become an increasing risk.

• At least 7 drug overdoses in Durham region this weekend
• Ontario does not keep stats onfentanyldeaths caused through prescription use

"I'm not surprised, he said. "I'm very sad about it, and disappointed.

"I'm really disappointed that we as a city are not taking more actions. This is may be the new normal."

Police say the latest death happened Saturday afternoon whena woman wasfound in a stairwell in Regent Park, nearQueen Street East andTrefannStreet.

Shewas pronounced at the scene with theinitial investigation suggestingher death was drug-related.

While police sayit'stoo early to determine if her deathwas fentanyl-related, they have noted similarities with other cases.

Investigators are asking anyone with information to come forward.