It was targeted by muslims. https://www.churchmilitant.com/news/article/gas-canisters-found-in-car-outside-of-notre-dame
Sheppard Smith cut off French Expert saying to brace for a finding of terrorism !! Why did he do that?
That story is from 2016.
Because he isn’t rational.
from your link:
In addition to being the seat of Paris’ archbishop, Notre Dame has special significance to the Islamic terrorists owing to its historical value. In 1185, Patriarch Heraclius of Caesarea called for the Third Crusade from Notre Dame, which at the time was incomplete. Despite numerous battles from the Christian armies, the Crusades’ ultimate goal, which was to recapture Jerusalem, failed.