Norovirus outbreaks linked to 2 cruise ships with over 150 infected

The Centers for Disease Control and Prevention are investigating two seemingly separate outbreaks of Norovirus linked to U.S. cruise ships.

Cases have been linked to Princess Cruises' Sapphire Princess and Royal Caribbean International's Radiance of the Seas.

The CDC's Vessel Sanitation Program (VSP) is tracking the "very contagious" outbreaks following reports of passengers in distress.

CARNIVAL FREEDOM PASSENGER ONBOARD DURING FIRE RECOUNTS 'DANGEROUS, TERRIFYING' EXPERIENCE

Approximately...