Photo taken Sept 8, 2015 shows the 117-story Tianjin 117 Tower which was capped Tuesday morning in Tianjin. With the main structure reaching 596.5 meters, it has become the second-tallest building in the world, only next to Burj Khalifa in Dubai, United Arab Emirates. Construction on the tower, which has a floor area of 847,000 sq m, was launched seven years ago. [Photo/IC]