The USA's CDC agency (Centers for Disease Control and Prevention) reported a gastrointestinal illness/Norovirus outbreak on RCI-Royal Caribbean's ship Radiance of the Seas.
During the vessel's September 20th–27th voyage, 180 out of 2172 passengers (8.29%) and 3 out of 894 staff/crew (0.34%) reported to the Infirmary symptoms including diarrhea and abdominal cramps.
The CDC has not yet specified the type of gastrointestinal infection involved in the incident.
At the time of the outbreak, Radiance OTS was on a 7-day "Alaska Experience Cruise" (roundtrip from Vancouver, BC Canada) visiting Sitka (Sept 22nd), Hoonah/Icy Strait Point (Sept 23rd), Juneau (Sept 4th) and Ketchikan (Sept 25th).
For more Radiance OTS incidents and accidents see the ship's CruiseMinus page.