Almost the only picture of the interior of the building during the 9/11 attacks

(1)At the time, an isolated employee was photographed on the 105th floor of the Second World Trade Center, or the upper floor where the plane crashed
(2)The smoke from the other emergency stairs in the elevator made it difficult to distinguish ahead. Fortunately, he was one of the 18 survivors who survived the plane’s crash using the only remaining emergency stairs that were functioning properly
(3)The emergency stairs are railed on the 05th floor because there are fewer people than expected due to smoke
(4)They said they evacuated while holding and jumping off
(5)After exiting the tower, it collapsed shortly afterwards