UPDATE: Body of teen found in Patoka Lake in Orange County, Indiana
An autopsy conducted Saturday morning determined the official cause of death as drowning.
Authorities say he was found near the Jackson Boat Ramp. Officials say Phillips went missing after he dove into the water from a floating dock while swimming with friends.
An Orange County dispatcher said Phillips was reported missing Friday night around 11:15 p.m. Investigators say he was not wearing a life jacket at the time.
An investigation is being conducted by Indiana Conservation officials.
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