A Dutch crew member from the cruise ship hit by an outbreak of hantavirus has tested positive while isolating in the Netherlands. The new case, announced by the World Health Organization (WHO) on Friday, brings the total number of infections linked to the outbreak on the MV Hondius up to 12. Three people have died. “Today, the Netherlands confirmed an additional case among a crew member who disembarked in Tenerife, was repatriated to the Netherlands and has been isolating since then,” Dr Tedros Adhanom Ghebreyesus, the WHO Director General, told a press conference. The MV Hondius reached its final destination, the Dutch port of Rotterdam, earlier this week. Only crew members were still on board and they were tested for the virus on arrival. They are now isolating in mobile homes kitted out with food and satellite communications. One of the challenges in dealing with the outbreak has been the long incubation period of the virus – it can take up to 60 days for symptoms to show.…