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    White House journalists reflect on President Biden’s first year

    10:39
  • The ups and downs of Biden’s climate agenda in year one

    03:24
  • Cold case divers find missing woman's car in Texas river

    04:52
  • ‘Havana Syndrome’ victims devastated after CIA report on illness

    04:37
  • 'We need better funding': Students reflect on Biden's promise to prioritize HBCUs

    03:57
  • Jury selection begins in trial of 3 officers charged in George Floyd's death

    04:29
  • Report finds retired Pope Benedict failed to act against abusive priests in Germany

    02:17
  • Fight over critical race theory shifts to 'curriculum transparency' debate

    03:22
  • Alec Baldwin hit with defamation lawsuit by family of Marine killed in Afghanistan

    03:13
  • Tesla driver is first person to be charged in a fatal crash involving Autopilot

    02:45
  • Otto Warmbier's parents to receive over $240k from North Korea

    00:35
  • Economic, population boom in Washoe County, Nevada, fuels housing shortage

    03:23
  • How the volcanic eruption in Tonga could cause temporary cooling of Earth

    04:03
  • Doctor speaks about unexpectedly delivering baby on flight to Uganda

    04:35
  • Pennsylvania voters express concerns ahead of 2022 midterm elections

    04:48
  • Jury selection to begin in trial of three former officers charged in George Floyd’s death

    02:55
  • Biden vows ‘severe cost and significant harm’ if Russia invades Ukraine

    05:43
  • Biden faces low approvals rating following wide-ranging news conference

    04:41
  • Mattel honors Ida B. Wells in Barbie 'Inspiring Women Series’

    06:31
  • Women’s basketball trailblazer Lusia Harris passes at age 66

    02:20

Covid omicron variant raises concern among global health experts

06:07

A newly emerging Covid-19 variant called omicron is putting the world’s health leaders on edge after becoming the dominant strain in southern Africa, where it was first detected. NBC News’ medical contributor Dr. Kavita Patel breaks down how health experts are addressing the omicron variant and whether Covid-19 vaccines could be effective against the new variant.