Griemel, a petroleum supply specialist, was assigned to the 425th Brigade Special Troops Battalion, 4th Brigade Combat Team (Airborne), 25th Infantry Division at Fort Richardson, Army spokesman Lt. Col. Jonathan Allen said. The unit deployed to Afghanistan this year in February and March.
He joined the Army in June 2006 and arrived at Fort Richardson in March 2008.
Further details on Griemel's death, including whether it appeared to be from natural causes or an accident, were not immediately available. Allen said he didn't have any details on the circumstances.
The death remains under investigation, according to the Army.
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