died in? really. >> really. >> really. look at all these places, man. it wasn't like this four years ago. >> that's when you moved in here? >> uh-huh, yep. i clean up the neighborhood and i have to wear these big thick gloves because of these needles and crap. it's unreal. >> as the death rates skyrocket, the bodies come to the montgomery county coroner, dr. kent harshbarger who does tests to defect over two dozen varieties of fentanyl. >> this is what you call the cooler? >> our main cooler. >> when did the bodies come in here? >> over the last 24 to 48 hours. >> and every -- every day bodies are cycling through here? >> correct. these trays will mostly be full by tonight. >> what's the percentage of the bodies in here right now that are overdose deaths from heroin or fentanyl? >> we are averaging 60% to 70% of our cases now are overdoses. >> so, 70% of the people that are in this room died probably of fentanyl?