 Both "geschwader" were sent to southern France in rotation, one "gruppe" at a time, to rest and rebuild for the battle.By the time the Normandy landings, D-Day, took place on 6 June 1944, a fourth "Geschwaderkommodore" was dead.Kurt Ubben had commanded JG 2 for just under two months before he was killed in combat with US fighters on 27 April 1944.