This outbreak is a wakeup call. We essentially do know where it originated. We dont know why it originated. A new phase in the fight against a legionnaires outbreak. More buildings affected by the outbreak including a school and a courthouse. Im diane macedo, and cindy hsu is off tonight. Mayor de blasio says the outbreak is contained, but the work is far from over. Five more buildings tested positive. Theres 108 case, and theres not been a new case in four days, but the risk lingers in parts of the bronx. Matt kozar has more. Reporter diane, the city believes the source of the unprecedented outbreak is among the five original buildings that tested positive. The cdc and state Health Inspectors are working with the city to get it all under control, and this weekend, they are pulling out all the stops. Reporter wearing a protective mask, a Health Inspector carefully scooping a water sample from the montofur hospital. Inspectors focused their efforts on 112 cooling towers in the bronx. On