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GREENBRIER, Tenn. -– A Tennessee teenager who died last week may have consumed a mixture of racing fuel and Mountain Dew, according to police

Logan Stephenson, 16, died on Thursday. According to Greenbrier Police Chief K.D. Smith, Stephenson and a friend started drinking the concoction Wednesday.

Stephenson was found unresponsive the next morning, reports WZTV.

“They noticed the color of his skin had changed and he started having a seizure. His hands started drawing up,” Smith told WZTV.

Stephenson’s friend was rushed to an area hospital where he is still in a coma.

Two other teens have admitted to drinking the same mixture of racing fuel and Mountain Dew.

Police are awaiting the results of a report from a medical examiner to learn Stephenson’s exact cause of death.

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