Nearly 400 Americans and Canadians were evacuated from the Costa Luminosa, an Italian cruise liner, after several passengers tested positive for the coronavirus. They flew home anyway. In the end, said passengers who fled a cruise ship because of a coronavirus outbreak at sea, the evacuation and journey back to the United States was more harrowing, chaotic and frightening than their ill-fated maritime voyage.Weak and sick from no food for nearly 24 hours, several passengers fainted. Two went into respiratory distress. Others had fevers so high that they had to be separated from the rest of the travelers aboard the...