When no one is left to tell the story of D-Day, it's likely that the details, emotions, and lessons of that significant event could be lost or distorted. Memories and first-hand accounts are crucial for maintaining an accurate and vivid record of history.
If no one is left to tell the story of D-Day, it might lead to a disconnect between future generations and the sacrifices made on that day. It could also result in a lack of appreciation for the importance and impact of the event.
It could mean that the historical significance and personal experiences of D-Day might fade over time and become less known or understood.