Even as millions of vaccine shots continue to roll out, the U.S. could be on the edge of another coronavirus surge. Right now, COVID cases are spiking across Europe as the more contagious variants spread. Dr. Anthony Fauci says this could be a foreshadowing of what’s to come for the U.S., but other health officials say it’s too soon to tell. This is not the first time the world faced a deadly virus and ignored the warnings of scientists. Special Contributor Joie Chen shows us the lessons learned from the 1918 Flu Pandemic.



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