See, the plane that hit the south tower, hit the 78th floor. Now, if the fire from the jet fuel was hot enough to melt those 47 huge steel columns, how the hell could this little metal elevator sign survive, in tact? The elevator shafts were inside the central core that was in part, made up of the 47 steel columns. This is another piece in the puzzle, of evidence, that refutes collapse by fire theory that the government is pushing.