it cfi also be dlt to diagnose and it is spreading rapidly in hospitals and nursing s.homes in the the fungus preys on the elderly and people with a compromised immune system. >> had real success that if a hospital identifies its first case, that they aggressively approach both infection control and disinfection. they aggressively approach that ment andin tre management and we've seen no further cases in those kinds of 'vstitutions. really had some success stories in our fight. >> there haveeen nearly 600 cases in the u.s., mostly in new york, n jersey, and illinois. >>> new details in the battle against the spread of measles. new york cityas taken a dramatic step in declaring a public health emergency to cope with the dangerous outbreak. vaccines will now be mandatoryo in bn neighborhoods that have seen nearly 300 cases of measles since the outbreak started back in october. unvaccinated children will be kept out of school until t outbreak is over. >> we cannot allow this dangerous disease to make a comeback here in new york city. we have to stop it now. the measles vaccine works. it i