MOOSE, Wyo. (AP) -

Authorities say a 20-year-old Russian man found dead in Grand Teton National Park died of blunt force trauma from a fall.

The Teton County coroner is ruling the death of Aleksandr "Sasha" Sagiev an accident.

Sagiev was a seasonal employee.

The Jackson Hole News & Guide reports that officials believe he died almost immediately after hitting his head during a fall from the steep traverse.

Sagiev was reported missing Aug. 18. His body was found Aug. 22.

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Information from: Jackson Hole (Wyo.) News And Guide, http://www.jhnewsandguide.com