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    Microsoft's vice president discusses new A.I. chatbot

    06:05
  • Bowman, Massie, argue about gun violence outside House chamber

    01:35
  • Disney civil rights film temporarily banned in Florida school

    03:22
  • Questions grow after surveillance video shows deadly migrant center fire

    03:19
  • FBI investigating Georgia bullying incident

    03:06
  • Mariupol women's soccer team plays through war

    03:10
  • Growing number of Chinese migrants seek asylum at U.S.-Mexico border

    05:07
  • NYC’s Hell’s Kitchen targeted in string of drug-fueled thefts, says NYPD

    03:32
  • Nightly News Full Broadcast (March 29th)

    21:02
  • Nashville holds vigil for six victims of horrific school shooting

    02:57
  • California highway patrol officers, nurse charged for man's in-custody death

    01:27
  • Biden and first lady to visit Mississippi town devastated by deadly tornado 

    00:42
  • First over-the-counter opioid overdose treatment gets FDA approval

    02:10
  • Wisconsin school district bans Miley Cyrus song from spring concert

    03:40
  • Vietnam soldier’s family reunited with dog tag after journey around the globe

    02:09
  • AI can replicate voices in high-tech phone call scams, FTC warns

    02:39
  • New push for national no-fly list to decrease unruly passengers

    01:27
  • Nashville elementary school shooting renews pleas for gun control

    02:30
  • Pope Francis hospitalized with respiratory infection, Vatican says

    02:39
  • Grief-stricken Nashville community mourning lives lost in elementary school shooting

    02:05

Telstar, the satellite that spawned the communication age

02:30

It’s been 50 years since the launch of the world’s first commercial satellite. Not only did it change the way we get our news, it redefined the way we communicate with one another. NBC’s Brian Williams reports.