It took around an hour for it to collapse.

Al-Qaeda hit 2 planes (on purpose) into WTC1 & WTC2.

On 9/11 2001 the Twin Towers (WTC1 & WTC2) were destroyed by controlled demolition. The US government has claimed that the towers fell as a result of plane and fire damage but provide absolutely no valid scientific evidence whatsoever to support this theory. What evidence there is points only to the use of some form of controlled demolition.

Here is a picture of Fire Station 9:

photobucket.com/albums/tt293/joe_c_m/stn9.jpg

http://farm1.static.flickr.com/2/1459639_47d3e2d1e4.jpg?v=0

It depends on your file system. Some filesystems are CASE sensitive but typically JPG and jpg are the same thing.