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U.S. prepares to fight Omicron COVID variant as new travel restrictions set to take effect

The highly contagious Omicron COVID-19 variant, first detected in South Africa, has made its way from coast to coast in the United States this week, with cases reported in at least 11 states. While the number of infections is low, there are a lot of questions about the new variant. Tom Hanson has the latest on the pandemic response.
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