Parisian Firefighters' brigade arrives at Elysee Palace to attend a speech of the French President Emmanuel Macron, to pay tribute to the firemen who took part at the fire extinguishing's operations during the Notre Dame of Paris Cathedral fire, in Paris, France, 18 April 2019. A fire of which cause is still not established, ravaged Notre Dame of Paris Cathedral, one of the most visited monuments of the French capital, on 15 April. EPA
French President Emmanuel Macron addresses Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French General Jean-Claude Gallet, left, and Paris Prefect Didier Lallement listen to French President Emmanuel Macron addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French Prime Minister Edouard Philippe, left, French President 's wife Brigitte Macron, second left, Archibishop of Paris Jean-Marc Chauvet and Paris mayor Anne Hidalgo listen to French President Emmanuel Macron addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French President Emmanuel Macron delivers a speech for the Parisian Firefighters' brigade and security forces who took part at the fire extinguishing operations during the Notre Dame of Paris Cathedral fire, at Elysee Palace in Paris, France, April 18, 2019. REUTERS
Firefighters' brigade and security forces who took part at the fire extinguishing operations during the Notre Dame of Paris Cathedral fire, listen to French President Emmanuel Macron's speech at Elysee Palace in Paris, France, April 18, 2019. REUTERS
French President Emmanuel Macron stands at attention after addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
Parisian Firefighters' brigade arrives at Elysee Palace to attend a speech of the French President Emmanuel Macron, to pay tribute to the firemen who took part at the fire extinguishing's operations during the Notre Dame of Paris Cathedral fire, in Paris, France, 18 April 2019. A fire of which cause is still not established, ravaged Notre Dame of Paris Cathedral, one of the most visited monuments of the French capital, on 15 April. EPA
French President Emmanuel Macron addresses Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French General Jean-Claude Gallet, left, and Paris Prefect Didier Lallement listen to French President Emmanuel Macron addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French Prime Minister Edouard Philippe, left, French President 's wife Brigitte Macron, second left, Archibishop of Paris Jean-Marc Chauvet and Paris mayor Anne Hidalgo listen to French President Emmanuel Macron addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
French President Emmanuel Macron delivers a speech for the Parisian Firefighters' brigade and security forces who took part at the fire extinguishing operations during the Notre Dame of Paris Cathedral fire, at Elysee Palace in Paris, France, April 18, 2019. REUTERS
Firefighters' brigade and security forces who took part at the fire extinguishing operations during the Notre Dame of Paris Cathedral fire, listen to French President Emmanuel Macron's speech at Elysee Palace in Paris, France, April 18, 2019. REUTERS
French President Emmanuel Macron stands at attention after addressing Paris Firefighters' brigade and security forces who took part at the fire extinguishing operations of the Notre Dame of Paris Cathedral fire, at the Elysee Palace in Paris, Thursday, April 18, 2019. France paid a daylong tribute Thursday to the Paris firefighters who saved the internationally revered Notre Dame Cathedral from collapse and rescued many of its treasures. AP
Parisian Firefighters' brigade arrives at Elysee Palace to attend a speech of the French President Emmanuel Macron, to pay tribute to the firemen who took part at the fire extinguishing's operations during the Notre Dame of Paris Cathedral fire, in Paris, France, 18 April 2019. A fire of which cause is still not established, ravaged Notre Dame of Paris Cathedral, one of the most visited monuments of the French capital, on 15 April. EPA