Did O.J. Simpson Confess to Murder in Lost Interview?

It's the shocking lost interview where O.J. Simpson talks about the savage killings of Nicole Brown Simpson and Ron Goldman. His interview with publisher Judith Regan was to air along with the release of the book "If I Did It". In the interview, done 12 years ago, which never aired, Simpson details how he would have killed his ex-wife and her friend if he was responsible. Now FOX will air what it calls the "explosive" interview on March 11th, being called:
O.J. Simpson: The Lost Confession?”