Workers install Notre Dame de Paris cathedral's Croix du Chevet in front of the cathedral spire, left, to be reinstalled Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Workers install Notre Dame de Paris cathedral's Croix du Chevet in front of the cathedral spire, left, Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Notre Dame de Paris cathedral's Croix du Chevet is lifted to be reinstalled, Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Notre Dame de Paris cathedral's Croix du Chevet is lifted in front of the cathedral spire, left, to be reinstalled Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Notre Dame de Paris cathedral's Croix du Chevet is lifted to be reinstalled, Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Workers install Notre Dame de Paris cathedral's Croix du Chevet in front of the cathedral spire, left, to be reinstalled Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Workers install Notre Dame de Paris cathedral's Croix du Chevet in front of the cathedral spire, left, to be reinstalled Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Workers install Notre Dame de Paris cathedral's Croix du Chevet in front of the cathedral spire, left, to be reinstalled Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Notre Dame de Paris cathedral's Croix du Chevet is lifted before its reinstallation, Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)
Workers celebrate after reinstalling the Notre Dame de Paris cathedral's Croix du Chevet, right, Friday, May 24, 2024, in Paris. The Croix du Chevet is the only piece of the cathedral roof that did not burn in the devastating April 2019 fire. (AP Photo/Thibault Camus)