Why is the Pentagon being so secretive about American casualties in Iraq?

The first report of an American soldier wounded in combat against ISIS terrorists came in March of this year. Since then, publicly available data and interviews with Pentagon leaders suggest that a total of six American casualties have occurred in the fight against ISIS: five troops wounded in action and one, Master Sergeant Joshua Wheeler of Oklahoma, killed during a raid. But while a few details of the circumstances surrounding Wheeler's death have been released, the Pentagon has been remarkab...