PBS News Weekend - Season 5 Episode 72

On this edition for Saturday, Sept. 9, Florida prepares for the worst as Hurricane Irma closes in on the state after blasting through Cuba and the Caribbean. Also, while 80,000 residents fled Key West, the city's mayor is staying behind. Later, an analysis of how Florida's most toxic industrial waste sites may be affected by the storm. Hari Sreenivasan anchors from New York.