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    Kristen Welker: Candidates struggle to ‘rise from the pack’ during second Republican debate

    07:36
  • Trump is ‘missing in action’: DeSantis campaign manager

    05:17
  • UAW president condemns Trump’s union track record ahead of Michigan visit

    02:29
  • Republicans investigating Biden’s alleged corruption introduce ‘evidence’ from before time in office

    02:23
  • Without Trump, DeSantis campaign sees an opportunity for ‘clean air’ on stage

    05:41
  • Full Cramer: Marijuana banking bill would put ‘parameters around the industry’

    07:37
  • Wisconsin GOP voters: Everyone wants to see what Trump ‘can do when he comes back’

    04:33
  • Tim Scott adviser: ‘He still is a nice guy’ after debate stage spars

    04:20
  • Nikki Haley can ‘take a punch’ and ‘throw a punch,’ says fmr. South Carolina GOP chair

    04:59
  • Republican voter: I’d choose Pence as running mate for Trump

    04:27
  • Trump focus was on ‘winning the Midwest’ while opponents debated in California

    02:31
  • ‘We’re missing a little hope:’ Voters share what they want to hear at the second GOP debate

    00:38
  • As shutdown looms, GOP congresswoman from military-heavy district is ‘glass half-full’ on a deal

    07:24
  • For Trump, there’s a ‘distinction’ between being pro-union and pro-worker

    02:28
  • Full Panel: Debate stage is ‘last shot to make a splash’ for low polling candidates

    09:54
  • Judge denies Trump motion to dismiss New York civil case

    00:29
  • McCarthy says a government shutdown ‘would not be on’ House Republicans

    06:41
  • McCarthy is ‘obsessed’ with keeping speakership but ‘unwilling’ to do the job, says Spanberger

    07:00
  • UAW workers ‘loved’ Biden’s message at picket line: ‘He’s walking the walk’

    06:31
  • Poll: Independent voters say GOP deals with the economy better

    04:04

What is a sonic boom and why did D.C. residents hear it Sunday?

01:32

NORAD scrambled F-16 fighter jets to respond to an unresponsive plane. NBC News Pentagon Correspondent Courtney Kube explains what caused the sonic boom heard over D.C.