ROCHESTER HILLS, Mich. (Michigan News Source) – Oakland County Sheriff’s officials have identified the person they say shot and injured nine people, including two children, at a Rochester Hills splash pad on Saturday afternoon.

Oakland County Sheriff Michael Bouchard say 42-year-old Michael Nash died by suicide at his Shelby Township home a short time after the shooting.

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Police said he had no criminal history and had been living with his mother. She was not home when police found Nash. Investigators are still trying to determine a motive.