'Law & Order: SVU' star Mariska Hargitay discovers she was left behind at scene of mother's tragic accident

"Law & Order: SVU" star Mariska Hargitay uncovered a shocking detail about the car crash that killed her mother, Jayne Mansfield. 

During the filming of the 61-year-old actress's new documentary "My Mom Jayne," Hargitay had a conversation with her brother Zoltan Hargitay in which she learned that she had been accidentally left behind at the scene of the 1967 accident that claimed the life of her mother as well Mansfield's boyfriend Sam Brody and driver Ronald B. Harrison. 

At the time of the crash...