The explosion was not in front of the ATT building. It was a the next street over, with a row of large buildings between it and the ATT building. The explosion only damaged the fronts of the buildings, and none came down. It couldn't have damaged the ATT building at all.
The explosion was not in front of the ATT building. It was a the next street over, with a row of large buildings between it and the ATT building. The explosion only damaged the fronts of the buildings, and none came down. It couldn't have damaged the ATT building at all.