nashville, tennessee, at the beginning of the month, shawn kerrigan had his video camera out when his family took a walk in the torrential rains. his daughter delanie and marie decided to explore a ditch near the house. then just a few minutes later. >> i heard the screaming. it was like the most guttural, animalistic thing i've ever heard. >> my friend lost balance and she slipped down into the water. and i had stepped into the water a little bit to pull her out, then fell in. >> i ran as fast as i could. i saw marie with her face just this much out of the water screaming, and i grabbed her. >> his own daughter delanie was out of reach. >> i had a little bit of an ear out of the water for a minute and then i was completely under the pipe. i thought i was going to dli. >> she was sucked into the 18 inch pipe. it runs 36 feet under two driveways. her estimates a minute passed