More than 140 people aboard Royal Caribbean's Navigator of the Seas suddenly got sick with vomiting and diarrhea during a round-trip cruise from Los Angeles to Mexico. The outbreak affected 134 passengers and seven crew members after the ship departed from LA on July 4.

The U.S. Centers for Disease Control and Prevention has announced that an unknown illness sickened several people aboard a cruise ship earlier this month.

A dream vacation quickly turned into a nightmare for more than 140 people aboard Royal Caribbean’s Navigator of the Seas when a mysterious illness swept through the ship during a week-long cruise.The gastrointestinal outbreak,