The autopsy report for Craig Morgan’s 19-year-old son Jerry has been released and it is confirming that he drowned. Jerry Greer was reported missing on July 10th while tubing behind a boat on Kentucky Lake. His body was found the following day. According to “The Tennessean” the autopsy also showed that Craig’s son tested positive for marijuana and a low level of alcohol. The Humphreys County Assistant Medical Examiner officially determined Jerry’s cause of death to be an accidental drowning.