Being in NYC, on most years, Rocketboom has done something to commemorate the 9/11 attacks.
On September 11th, 2007, they uploaded a video of George Bush being told that a second plane had hit the second World Trade Center tower.
You might of seen a segment before, there is slow-mo version that is typically shown. In time, this one has gone on to gain over 700,000 views and is notable for the amount of comments it has received, over 4000.
(Via Rocketboom Blog.)