The Department of Defense announced on Friday that 25-year-old Sgt.
Devin C. Poche of Jacksonville died Tuesday at Contingency Operating Base Speicher, near Tikrit.
The military said Poche died after being injured in "a noncombat-related incident."
No details were provided.
In a statement, the military said "the circumstances surrounding the incident are being investigated."
Poche was assigned to the Special Troops Battalion, 3rd Brigade, 25th Infantry Division, Schofield Barracks in Hawaii.