Cook said she put the victim in the bath and when she came back to check on her, Lillian was lying face up in the tub, unresponsive but looking around and breathing, according to the arrest warrant.
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The warrant said Cook initially told police the child “wasn’t acting right” and she wanted a neighbor to call 911.
The document said the 3-year-old had numerous bruises on her body. The autopsy report showed Lillian died from cerebral edema due to a blunt-force trauma to her head and that the victim died within minutes of the head injury.