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    Lawrence: ‘Lying’ Republicans want Santos gone but still support Trump

    03:34
  • Biden offers example of recent U.S. past in cautioning Israel on revenge

    09:38
  • Biden claims he visited New York 'the next day' after the 9/11 terror attacks

    00:50
  • The Last Thing: Rebuilding Ground Zero

    04:29
  • Lawrence: Donald Trump has been lying about 9/11 since 9/11

    09:27
  • Remembering Sept. 11th, 22 years later

    03:27
  • Sen. Coons: We are safer at home, but we have real challenges abroad

    08:01
  • 9/11 ‘is a day where we should put aside’ religion, politics and ‘be human beings’ to each other

    08:08
  • 'I mourn the America we lost in that moment': Author looks back at 9/11

    06:48
  • Homeland Security secretary: Threats to the homeland have evolved significantly in 20 years

    06:04
  • President Biden honors 9/11 victims 21 years after attacks

    05:36
  • Younger generations feel disconnected from 9/11

    02:36
  • The U.S. marks 21 years since 9/11

    06:15
  • The U.S. faces a new type of threat 21 years after the 9/11 attacks

    06:28
  • ‘We will not rest, we will never forget:’ Biden commemorates 21st anniversary of 9/11 attacks 

    01:22
  • 'In the hunt for al-Zawahri, I lost friends; I helped bury them'

    08:58
  • U.S. kills al-Qaeda leader

    09:41
  • Afghanistan’s frozen assets could go to 9/11 victims

    08:15
  • Trump lies about 9/11 again

    05:28
  • President Bush calls for a united America during Sept. 11 speech

    07:34

New Broadway show tells tale of Canadian town after 9/11

07:08

Tom Brokaw discusses the new Broadway musical 'Come from Away', which looks at the role a small Canadian town played in the moments following Sept. 11, 2001.