Notre Dame fire most likely caused by electrical 'short circuit'
A French police official announced the most likely cause of the Notre Dame cathedral fire is an electrical fault
A fire consumed consumed the 850-year-old building on Monday evening, eviscerating the medieval wooden roof and spire.
Local media report no one was injured by the fire and police are treating it as an accident.
French president Emmanuel Macron said he was "so sad tonight to see this part of all of us burn."
Police in Paris have announced the most likely cause of the fire was a short circuit electrical fault.
Notre Dame is one of the most visited building in the world but was in urgent need of renovation, prompting an urgent appeal by the Catholic church to raise €6 million.
Firefighters have said the fire was 15 - 30 minutes away from totally destroying the Parisian landmark.
Since the catastrophic fire two French billionaires have jointly offered €300 million for repairs.