A harrowing narrative of the Holland America cruise ship Zaandam, which set sail with a deadly and little-understood stowaway-Covid-19-days before the world shut down in March, 2020. In early 2020, the world was on edge. An ominous virus was spreading on different continents, and no one knew what the coming weeks would bring. Far from the hotspots, the cruise ship Zaandam, owned by Holland America, was preparing to sail from Buenos Aires, Argentina,...