Just a single case of the severe pneumonia was added to the city's tally on Monday; it's still the deadliest outbreak in years.

Another person sickened in the Legionnaires' disease outbreak in Harlem has died. This is the sixth death reported in connection to the outbreak, which was first reported July 25. As of Thursday, there have been 111 confirmed cases and seven people are currently hospitalized.

A fifth person has died as a result of the Legionnaires’ disease outbreak in Harlem, which has sickened more than 100, health officials said.