following seems like this one -- scenes like this one of a woman desperately clinging to a tree while waiting for help are playing out all over oklahoma today in the wake of vicious flash flooding. the governor has just declared a state of emergency for 59 counties. the national weather service estimates that almost 10 inches of rain have fallen and thousands are without power right now. authorities have rescued dozens of people trapped in the raging waters. more rain is expected. there are no reports of injuries at least not yet. those brutal oklahoma floods come just days after deadly flash flooding at a popular arkansas campground. crews discovered a 20th victim today. but they haven't yet determined whether it's the body of the last person believed to be missing. cnn's casey wian is joining us from langley, arkansas. he spoke to one of the survivors of friday's disaster. casey, what did you hear? >> well, wolf, today we met a louisiana family with an incredible story of survival. while people all around them