Actress Angie Dickinson has opened up for the first time about her autistic daughter NIKKI's suicide. The Ocean's Eleven star agreed to talk about the tragedy to fashion bible Vanity Fair for the publication's January (08) issue. Nikki, 40, took her own life after battling autism-related Asperger's Syndrome Her mother says, "I miss Nikki so much, but it was her decision. The world was too harsh a place for her." DICkinson reveals her daughter was the reason she stepped back from Hollywood's glare at the prime of her acting career. She adds, "Nikki needed me so strongly. It wasn't a sacrifice. Would I have been out working? Yes, if I didn't have a daughter who needed me."