5:19pm EDT, 11:19pm Paris Time: According to French officials, both towers, structure of Notre Dame has been saved. Firefighters still battling flames.
4:09pm EDT, 10:09pm Update: Paris Fire Commander: Next 90 minutes will be crucial for efforts to save what remains of Notre Dame.
3:30pm EDT, 9:30pm Paris Time Update: Firefighters are continuing efforts to get this massive fire under control. Most of the structure is on fire, roof collapsed.
2:26pm EDT Update: "Our Lady of Paris in flames. Emotion of a whole nation... I'm sad tonight to see this part of us burn" - French President Emmanuel Macron tweets as Notre-Dame cathedral burns.
2:00pm EDT Update: According to the BBC, Main spire of Notre-Dame cathedral has collapsed in fire, latest images show.
BREAKING: Paris, France - Firefighters are battling massive fire at the 850 year old Notre Dame Cathedral on Monday, April 15th, 2019 in Paris, France.
Firefighters are working hard to get this fire under control.