DAVID GREENE, HOST:
Hurricane Isaac has produced what TV writers might call a spin off - a second storm detached itself from the hurricane and its effects are being felt far from the Gulf Coast.
STEVE INSKEEP, HOST:
This mass of moist air detached itself from Isaac and moved up the Atlantic Coast, and yesterday dumped nearly eight inches of rain over South Carolina. The rain caused flooding in Charleston, including the city's historic downtown market. Transcript provided by NPR, Copyright NPR.