Conversation so far:
who is burried in the tomb of the unknown soldier
The Tombs of the Unknown Soldiers typically contain the remains of a dead soldier who is unidentified as these remains are considered impossible to identify.
Who is buried in the Tomb of the Unknown Soldier in Arlington, Virginia?
On March 4, 1921, the United States Congress approved the burial of an unidentified American serviceman from World War I in the plaza of the new Memorial Amphitheater.
Where does the building material for the Tomb of the Unknown Soldier come from?
The Virginia Tomb of the Unknown is made of Yule Marble, a marble of metamorphosed limestone found only in the Yule Creek Valley, in the West Elk Mountains of Colorado.

Question: Is the structure of the tomb damaged?
Self-contained rewrite: Is the Tomb of the Unknown Soldier damaged?