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Cruise Lines International Association, which represents 95% of the cruise industry, introduced mandatory requirements to be able to set sail again.

USA TODAY

When Aimee and Luke Moon boarded Royal Caribbean’s Symphony of the Seas in February with their 9-month-old, Phoebe, for her first vacation, they couldn’t have imagined the fate that awaited them: a near-death experience and triple amputation for their daughter.

“It was just like a nightmare, you just think it’s not real,” Luke Moon told USA TODAY. “Because nothing was wrong the day before.”

A sick infant daughter later found to have meningococcal meningitis. Five futile infirmary visits. Sixteen hours of agonizing worry. The Moons’ harrowing ordeal shortly after boarding a cruise ship has changed their lives forever and sparked a lawsuit.

“Our thoughts are with the family during this challenging time,” Jonathon Fishman, spokesperson for Royal Caribbean, told USA TODAY. “We do not comment on