At H-hour on D-day, when it is time for the 'grunts' to 'kick in the door' with an amphibious assault, USMC Tactical Aviation (TacAir) must be in position, ready to counter enemy air and provide Close Air Support (CAS). While the Corps TacAir awaits the securing of a Naval Expeditionary Air Field (NEAF) or other such battlefield-proximate airfield ashore, they must in the interim, have an effective base from which ...