Cars were swept up in flash flooding that swamped areas of Oklahoma City, Oklahoma, on June 7, after more than four inches of rain fell over 90 minutes, according to local media.The National Weather Service said rescues were ongoing and multiple vehicles were submerged by the flooding.This footage shows firefighters and other people rushing over to a car that had been flipped onto its side in rushing floodwaters. Several other cars are also seen to be partially submerged, as thunder rolls overhead. Credit: gray_empire via Storyful