Autopsy results confirm that country singer Craig Morgan's 19-year-old son drowned following a tubing accident in July, The Tennessean reports.

Jerry Greer tested positive for marijuana and a low level of alcohol after his body was found in a Tennessee lake. First responders spent a day searching for the teen.

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Humphreys County Sheriff Chris Davis previously said, “It was just as simple as hitting a wave and turning over and not coming back up.”

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From my family to yours, Happy Easter. He is risen.

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“The loss of our son Jerry is the hardest thing we have ever had to endure as a family," Craig said in a statement following the death. "[My wife] Karen and I are so grateful for all of the wonderful people who have shown us unwavering support during this difficult time."

Jerry was allegedly wearing a life jacket at the time of the incident. Our thoughts remain with the Morgan family.