27 cruise ships have reported COVID-19 infections. Why can’t we find out how many? 27 cruise ships have reported COVID-19 infections. Why can’t we find out how many? August 15, 2021 dzadmin Comments 0 Comment The Centers for Disease Control and Prevention don’t require ships to disclose COVID-19 infection data, and the global cruise leader, Carnival Corp., flatly refuses to reveal the number of infections aboard its ships.