(NBC News) Heavy rain atop already saturated areas is making a bad situation worse throughout the midsection of the country and the Southeast
In Nashville rescuers went door to door, and in some cases, roof to roof, to reach stranded flood victims.
According to the National Weather Service up to seven inches of rain fell overnight in some areas.
Streets turned into rivers, submerging automobiles and stranding more residents.
-- Mark Barger, NBC News, reports