How Long Island Mom's Quest to Find Daughter Spurred on Hunt for Serial Killer

Ten years after multiple women’s bodies were found on a Long Island beach, the crimes remain unsolved. Now, an upcoming Lifetime movie features the story of one victim’s mother determined to find out why her daughter never came home. Acclaimed actress Kim Delaney stars as the mother, Mari Gilbert, in “The Long Island Serial Killer: A Mother’s Hunt for Justice.” Inside Edition anchor Deborah Norville is one of the executive producers.