A California couple, Carl and Jeri Goldman, decided in February to travel to Asia aboard the Princess Diamond. In February, the pandemic was just beginning its march on the planet and no one had yet suspected what their journey would turn into.
At that moment, about 700 people were infected with the coronavirus on board the ship. After the information leaked to the media, thousands of Americans took up arms against their fellow citizens and began to send threats of reprisal if Goldman returned to the United States.
“People started posting that we shouldn’t be allowed to...