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The world scrambles to contain new Omicron variant
At least 17 countries and territories have detected the new Omicron variant of Covid-19 and at least 70 countries or territories have imposed travel restrictions from several African countries. Scientists are racing to determine the variant's severity, transmissibility and whether it evades vaccines. CNN's David McKenzie reports.
02:03 - Source: CNN
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BARTLETT, ILLINOIS - MAY 01: Seven-year-old Hamza Haqqani, a 2nd grade student at Al-Huda Academy, uses a computer to participate in an E-learning class with his teacher and classmates while at his home on May 01, 2020 in Bartlett, Illinois. Al-Huda Academy, an Islam based private school that teaches pre-school through the 6th grade students, has had to adopt an E-learning program to finish the school year after all schools in the state were forced to cancel classes in an attempt to curtail the spread of the COVID-19 pandemic. (Photo by Scott Olson/Getty Images)
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