Floating Petri dishes? Coronavirus puts cruise industry in the dock

Deadly viruses, chickenpox outbreaks and mass cases of the runs: sometimes luxury cruise ship holidays are not the trips of a lifetime elderly passengers had hoped for. Cruise-goers have fallen sick en masse in the past, their predicament on the high seas coming into sharp focus because the holidays can cost thousands of dollars and are often marketed as trips of a lifetime. "Cruise ships are very prone to outbreaks of common cold and the vomiting virus," said John Oxford, professor of virology