PITTSBURGH (KDKA) -- A Springdale mother has been charged in the death of her five-year-old daughter earlier this year.
Diem McMunn-Gereshenskiin a Springdale home.
Toxicology reports now show that she died from methadone toxicity.
Samantha McMunn says she's in recovery and takes a daily dose of methadone.
She also told police that it's possible the girl got into the medication when she left the room for a moment.
Police say the level of methadone in the girl's blood is consistent with an adult maintenance dose.
McMunn was charged with involuntary manslaughter and endangering the welfare of a child. She turned herself in on Friday morning.
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