Nearly 200 passengers on U.S. cruise ships suffered from diarrhea and vomiting in norovirus outbreaks in April, according to the U.S. Centers for Disease Control and Prevention.The CDC reported that 94 of the 2,532 (3.71%) passengers on Princess Cruises’ Sapphire Princess ship reported getting sick during its current voyage. The 32-day, roundtrip cruise began on April 5 and ends on May 7, according to the cruise tracking and information site CruiseMapper. Another 20 of the 1,066 crew members on... Read this story