A total of 21 crew and passengers aboard a cruise ship off the coast of California have tested positive for the new coronavirus, the U.S. government said Friday.The Grand Princess, owned by the same company that operates the virus-hit Diamond Princess that was quarantined near Tokyo in February, has 2,422 passengers and 1,111 crew members on board. They include four Japanese citizens, including one who is a crew member, according to the company, Princess Cruises.The ship was planning to return to San Francisco on Saturday but the schedule was disrupted when it was found to have earlier been…READ FULL ARTICLE