In a stunning display of callousness, the Defense Department has announced that thousands of soldiers — many serving as commanding officers in Afghanistan — will be notified in the coming weeks that their service to the country is no longer needed. Last week, more than 1,100 Army captains — the men and women who know best how to fight this enemy because they have experienced multiple deployments — were told they’ll be retired from the Army. The overall news is not unexpected. The Army has ended its major operations in Iraq and is winding down in Afghanistan. Budget cuts are...