Gastrointestinal illness sickened more than 130 cruise ship passengers aboard a Royal Caribbean cruise earlier this month. The cause of the outbreak has not been determined.

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,

The US CDC has launched an investigation after passengers on the Royal Caribbean cruise started showing signs of acute gastroenteritis (AGE), which is usually caused by norovirus