>> reporter: tim tessier jumped out of the car to help.e recording it all. >> a wid cuz screaming help us, help us, our mom is trying to kill us. that's when it turned into a race against time to save three little children from a watery grave. >> all i was worried about was those kids. they were screaming and their outskrech outstretched arms. i don't know, i did what was natur natural. >> 21-year-old stacy robin was also there, pleading with the kids' 32-year-old mother ebony will kerrson to turn the call around. >> snatching at the wheel trying to get her to come towards shore. >> lady, you have to get out of the water. she looked back at us with this awful blank stare, just, i've been using the word posessed. i hate to use that. >> we're okay, we're okay. the son was tugging on the wheel. when i was speaking to her, her eyes was -- >> was wide? >> wide. >> reporter: they say she just kept driving. stacy never lets go of the car. the surf is up to his chest. he reaches into the fan to get the power windows down and his arms around two of