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    Billionaire donors rethinking Columbia University support

    05:07
  • How Amazon rose to the top of the tech world

    06:38
  • Young people have every reason to be enraged, says 'Algebra of Wealth' author

    07:05
  • Senate will approve foreign aid package passed by House, says senator

    08:00
  • Women using Ozempic report unexpected pregnancies

    05:43
  • Crown Prince of Iran says regime has turned country into the North Korea of the Middle East

    07:34
  • Trump calls on his supporters to protest in NYC, but he's not getting the circus he wants

    09:45
  • Trump calls on his supporters to protest in NYC, but he's not getting the circus he wants

    09:45
  • Biden to hit Trump as a threat to reproductive rights in Florida

    04:17
  • Trump calls on his supporters to protest in NYC, but he's not getting the circus he wants

    09:45
  • What you missed on Day 5 of Trump's hush money trial

    04:44
  • Key twist in Trump's 'catch and kill' scheme will be hard for him to explain away

    10:48
  • 'He wrote all of it down?': Prosecutors claim to have handwritten notes of Trump hush money scheme

    09:46
  • Mary Trump: Sleeping Trump sketch makes him feel 'unbearable vulnerability'

    01:03
  • Lawrence: Jeffrey Dahmer's parents were in court for him. Trump is alone.

    09:35
  • 'What have we done?': Lawrence examines shocking Trump evidence revealed in trial

    07:43
  • Prosecutors use National Enquirer witness to show Trump's in-plain-sight election influence scheme

    08:26
  • Trump ally to informer: Ex-National Enquirer publisher to expose hush money 'scheme' as key witness

    08:05
  • Trump forsaken by family? Attorneys paint him as ‘family man’ while he stands alone at trial

    11:15
  • Trump's defense stumbles out of the gate with interruptions to opening statement

    08:11

Search for Motive in San Bernardino Shooting

03:10

NBC News has learned that Syed Rizwan Farook, one of the two suspects in the San Bernardino shooting, appears to have been radicalized. Chuck Todd talks to national security and cybersecurity analyst Shawn Henry.