Polar explorer vessel stuck off coast of Cape Verde usually carries passengers to remote and nature-rich areas What is hantavirus, the infection thought to have killed three on cruise ship? Polar explorer vessel stuck off coast of Cape Verde usually carries passengers to remote and nature-rich areas What is hantavirus, the infection thought to have killed three on cruise ship? W ith a fortified hull that can break through ice, the MV Hondius – the scene of a suspected hantavirus outbreak – is