Caitlyn Jenner opened up about the late Robert Kardashian Sr.’s involvement in the O.J. Simpson murder trial on I’m A Celebrity … Get Me Out Of Here! She claimed that “there was just no way he didn’t know” whether O.J. committed the murders of his ex Nicole Brown Simpson and her friend Ron Goldman. Kim Kardashian‘s father was one of the lawyers on the NFL star’s defense team and they were also close friends.