US officials say 18 Americans are being quarantined and monitored for symptoms, as WHO insists risk to public remains low. The last two evacuation planes carrying passengers and crew from the cruise ship hit by a deadly hantavirus outbreak have landed in the Netherlands, as a repatriated US passenger tested positive for the respiratory infection. The two planes carried 28 evacuees from the MV Hondius, which had been docked in the Canary Islands , including six passengers and 19 crew members, the Dutch Ministry of Foreign Affairs said on Monday. Recommended Stories list of 3 items list 1 of 3 Where did the hantavirus outbreak start, and where has it spread?…