Identity of the 6th victim confirmed in deadly Christmas parade.

Victim Jackson Sparks was 8 years old when he died from the injuries he sustained after an SUV drove through a Christmas parade on Sunday. He is the sixth confirmed death.

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Biden calls omicron variant 'a cause for concern, not a cause for panic'.

Biden calls omicron variant 'a cause for concern, not a cause for panic'.

Scientists are racing to find answers on whether or not the new COVID-19 variant is more contagious than others.

Ghislane Maxwell sex trafficking trial underway

Ghislane Maxwell sex trafficking trial underway

Maxwell has already been behind bars for more than 500 days.

Economic impact of new COVID-19 variant omicron

Economic impact of new COVID-19 variant omicron

Yahoo finance reporter Alexis Christoforous discusses the risks of the new omicron variant and the economic impact in terms of inflation, unemployment, supply chain issues and more.

Omicron variant drives fears of potential new COVID-19 wave.

Omicron variant drives fears of potential new COVID-19 wave.

ABC News contributor Dr. John Brownstein speaks on the effectiveness of the vaccine and COVID-related mandates after the omicron variant became present in more than a dozen countries.

South Africa’s concern with omicron COVID-19 variant.

South Africa’s concern with omicron COVID-19 variant.

ABC News producer Liezl Thom joins from Pretoria, South Africa, to share insight on the new omicron COVID-19 variant and how the country is responding.