
(CNN) – More than 130 cruise ship passengers reported suffering from a gastrointestinal disease after setting sail from Los Angeles on July 4. The cause of the outbreak has not been determined.
The US Centers for Disease Control and Prevention says 134 passengers on Royal Caribbean’s Navigator of the Seas — or 3.4 percent of the cruise’s total passenger list of 3,900 people — reported feeling ill. Seven members of the crew were also affected, out of a total of 1,266 staff members.
The outbreak was reported to the CDC’s Vessel Sanitation Program (VSP) on July 11 when the weeklong Royal Caribbean cruise returned to Los Angeles to dock after the trip was over.
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