Romney tells homeless hurricane victim "Go home and call 211."

[Black]

Accompanied by National Guard vehicles, the caravan inched through water that at some points was a foot or more deep, submerging gas stations, flooding homes and covering front laws. Residents stood in the water and watched the motorcade pass.

I don't get how the motorcade was able to splash up enough water to cause all this submerging and flooding if it was going slowly as reported.