FONTANA, Calif. (KABC) -- Investigators believe a fentanyl overdose left one person in critical condition and another dead Friday in Fontana.
Police found two men unresponsive in a garage when they responded to the scene.
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Emergency crews were only able to revive one of them upon arrival. The subjects were taken to a local hospital where one was pronounced dead.
A hazmat team was brought in as a precaution.
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The investigation is ongoing.