The incident took place during an M1 Abrams tank qualification exercise.
The incident is under investigation.
Oakley was "found deceased in his on-post quarters" on Wednesday, adding that foul play is not suspected.
Defense Secretary Mark Esper is pledging to improve the way troops are treated while in coronavirus quarantine.
Meet Cooper Chester X, the 3rd Armored Brigade Combat Team, 1st Armored Division's 3-year-old mascot.
Pfc. Glendon Oakley received the Army Commendation Medal earlier this year.
Pfc. Glendon Oakley Jr. received an Army Commendation Medal for guiding children away from the gunfire.
"I am in the military and I've got my license to carry, so all I think about is get my gun out and think fast."
The automated logistical specialist with 86th Expeditionary Signal Battalion died May 18.
Officials say an Army sergeant has been charged with murder in the death of his wife on a West Texas military base.
The U.S. Court of Federal Claims published a ruling in favor of a motion to dismiss the case brought by Nathan Sommers.
Those losses hastened the war's conclusion but were not solely responsible for it, two historians say.
Sara Faulkner had the "it" factor as the first woman to graduate from the Coast Guard's helicopter rescue swimmer school.
The date for the move, as well as the location in Poland, has not been announced, but it will take place in 2021.
The UH-60L took off from the St. Cloud Army Aviation Support Facility on Dec. 5 and went missing for almost two hours.