prosecution's experts testified there was no doubt justine crossed the center line and veered into erin thompson'snsic engineer hired by the defense said his research turned it that finding its head. he claimed it was erin who drove out of her lane in that construction lane and struck justine and the defense went further, claiming the slap mark on the 85 mooirn mark on justine's car was planted there by investigators, that the black box that measured speed and braking was plain wrong, that justine always wore her seat belt. and, finally, a psychologist said what actually a lot of experts said, that a spat with a boy wasn't enough to lead to a suicide attempt. and those texts? they should not be considered a suicide note at all. >> it was a way of exercising power and control in the relationship, to make that kind of threat. that it was always clear that it was never meant. >> what would justine winter say about what happened here that night? about those texts? the jury would never know. she did not testify on the advice of attorneys, said her family. and of course that had was her perfect right. b

the people in the other car were not so lucky. 35-year-old erin thompson was driving her 13-year-old n home from a school concert. erin was four months pregnant. her husband, jason. >> i'm focused on embracing life but i didn't fear death anymore. there's times i would have welcomed it. >> reporter: jason and many others would be stunned to learn that in the remains of justine's car investigators found what they believe was an explanation in the crash in text messages from justine to her boyfriend. >> this is the last thing i wanted was to have to take a double fatality and have to not treat it as a homicide. >> reporter: homicide. justine had been fighting with her boyfriend. it was over, he told her, and she texted that she'd crash her car that, she'd kill herself. and minutes later, according to her car's black box, she accelerated to 85 miles an hour, then turned straight into erin's car. but when justine recovered, she didn't apologize. >> all right, district court is now in session. >> reporter: and when the trial was held, they claimed the crash was erin's fault and that althou