NBCNews.comFlash Floods, 'Once in 200 Years Rainfall Event' Loom in South CarolinaNBCNews.comAbout 22 million Americans along the East Coast were under flood watches Saturday as a "once in 200 years rainfall event" began hammering the Carolinas with heavy rains — and the worst was yet to come. South Carolina could get more rain in three days ...Parts of South Carolina Brace for 'Historic' RainfallABC NewsObama declares state a federal disaster area, police still keeping traffic off ...Charleston Post CourierObama declares state of emergency in SCThe StateSavannah Morning News -Charlotte Observer -Christian Science Monitorall 85 news articles »