Travelers arrive at the international terminal of the O'Hare Airport in Chicago, Illinois, on March 15, 2020. - Chaos gripped major US airports Sunday as Americans returning from coronavirus-hit European countries overwhelmed authorities attempting to process the surge.Frustrated passengers complained of hours-long lines, crowded and unsanitary conditions and general disarray in the system for screening people for symptoms of the virus.Chaos gripped major US airports Sunday as Americans returning from coronavirus-hit European countries overwhelmed authorities attempting to process the surge. Frustrated passengers complained of hours-long lines, crowded and unsanitary conditions and general disarray in the system for screening people for symptoms of the virus. Schools, museums, sports arenas and entertainment venues have closed in some states, but St. Patrick's Day celebrations still filled bars and restaurants over the weekend, leading some local officials to consider more extensive shutdowns. (Photo by KAMIL KRZACZYNSKI / AFP) (Photo by KAMIL KRZACZYNSKI/AFP via Getty Images)
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