The World Health Organization (WHO) said Thursday that additional hantavirus infections linked to a cruise ship outbreak cannot be ruled out, as

The WHO held a press conference about the situation Thursday. Here are five key takeaways: At present no one who is ill is onboard the ship, Maria Van Kerkhove, a top WHO official, said during the press conference. Three people who were ill, including the ship’s doctor, were evacuated to the Netherlands.

The outbreak has so far resulted in eight cases, including three deaths, with passengers linked to several countries.

Three ill people on board a cruise ship with a hantavirus outbreak were medically evacuated from the vessel Wednesday.