Son remembers late father on 9/11
Robert Fazio Jr., who lost his father in the 9/11 World Trade Center attack, reflects on the momentous day 15 years ago and discusses the organization “Hold The Door For Others."
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