NBC correspondent on 9/11: 'There was nothing on anyone's radar'
NBC News’ Jim Miklaszewski, who was at the Pentagon when an airplane struck on September 11, 2001, shares his recollections of the day. Miklaszewski also talks about the passengers of United Flight 93, saying "they prevailed" and "saved countless lives."
17 years later: Are we safer?09:25
How has the fight against terror changed since 9/11?06:00
Why Al Qaeda could be stronger and more dangerous than before02:55
Hadley on 9/11: 'There is more work to be done on prevention'04:33
#BIGPICTURE: One World Trade Center above the clouds00:29
How the US has changed since Sept. 11, 200118:31