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 hot spots, the cruise ship Zaandam, owned by Holland America, was preparing...