A criminal investigation is underway into the death of a three year old in Bradley County.
Officials initially thought he had drowned.
And authorities have now released his name.
It all started Thursday afternoon in the 800 Block of Keith Valley Road.
The Sheriff's office tells us Tasha Moses rushed her two children to her fathers house on Armstrong Road to call 911 because she didn't have a phone.
Moses reported a possible drowning involving the children.
Medics transported them to the hospital.
Three year old River Bates died on his way to SkyRidge.
His five year old brother Leland remains in critical condition at Erlanger.
A family member reports it may be heat related.