Global Covid-19 cases topped 100 million Tuesday as virus mutations continue to create new concerns, according to a tally from Johns Hopkins University.
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NBC News: Global Covid cases top 100 million as new strains emerge
LOUISVILLE, KY - DECEMBER 13: Wes Wheeler, President of UPS Healthcare, checks out boxes containing the first shipments of the Pfizer and BioNTech COVID-19 vaccine are as they are unloaded from air shipping containers at UPS Worldport on Sunday, December 13, in Louisville, Kentucky. Each box contains dry ice to keep the temperature at minus 70 Celsius and contains a GPS tracker. Michael Clevenger - Pool/Getty Images/AFP
