Emergency crews have responded to a reported drowning at Holiday Marina at Lake Norman in Cornelius Thursday morning.
Cornelius police say Thomas E. Schenck, 65, was found dead in a cove. Police say Schenck had a boat at Holiday Marina near the location he was found.
The Mecklenburg County Medical Examiner's Office is conducting an autopsy to determine cause of the death.
Police believe this was a medical related or death by natural causes which led to the drowning.
Cornelius police are continuing to investigate.