Updated on: May 5, 2026 / 7:17 PM EDT / CBS/AP Add CBS News on Google The World Health Organization said Tuesday it believes there was rare human-to-human transmission of the hantavirus  on a cruise ship at the center of the outbreak , with three people now dead after coming down with the illness. "We do believe that there may be some human-to-human transmission that's happening among the really close contacts [on board]," Maria Van Kerkhove, an epidemiologist with the WHO, said at a press conference Tuesday. "The husband and wife, people who've shared cabins, etc. So, again, our assumption is that has happened." MV Hondius, a Dutch ship with nearly 150 people aboard, had been awaiting help off the coast of Cape Verde in the Atlantic Ocean after the African island refused to let it dock over public health concerns.…