A new book has been published about the 1994 murders of Simpson's ex-wife, Nicole Brown Simpson, and her friend, Ron Goldman.

"Everything we have in the book is documented. It is not theory or hypothesis. It is fact," renowned private investigator William C. Dear told The Huffington Post about his book, "O.J. Is Innocent and I Can Prove It."

              William C. Dear P.I. ----->

"I flew out two weeks after the murders," he said. "I climbed over the back gate and walked the walkway to the front door, and that's when I realized O.J. could not have done it. But he was there. He was either there at the time or there afterwards [and] became part of the crime."

In his book, Dear claims that he has the knife used in the murders, along with photos and other evidence that suggest the true killer was Jason Simpson, O.J.'s son with his first wife. Read more;