Millions are cleaning up and assessing the damage after some of the worst flooding in a generation.
About two trillion gallons of rain fell up and down the east coast.
Cars can be seen floating.
Pensacola, Florida was the hardest hit, with 15 inches of rain in 24 hours submerging entire neighborhoods.
Our Alina Machado is in Pensacola, where she spoke to a man who describes how he survived the historic flooding.View my Flipboard Magazine.