The article gives no specifics on what happened so it is impossible to determine if this was a preventable accident or not:
A 2nd Infantry Division soldier has died after suffering a “medical incident” during combat water survival training, the command announced Thursday.
Spc. Brandon Martinez, 25, of Mesa, Ariz., died Saturday at Brian D. Allgood Army Community Hospital, 10 days after the June 9 incident at Lt. Gen. Thomas J. Vandal Training Center, a statement said. He was a chemical, biological, radiological and nuclear specialist assigned to 4th CBRN Company, 23rd CBRN Battalion who joined 2nd ID’s sustainment brigade on July 13.
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