nickname for his carbon fiber legs. he is now the focus of a murder investigation. police say his girlfriend was shot and killed in his mansion in the early hours of this morning. a spokeswoman tells reporters that officers have responded to that home for disputes before, a lot more need to be filled in on that, but listen to this. >> there had previously been incidents at the home. i'm not going to elaborate on it. [inaudible] martha: that is a little hard to hear. we are going to continue to keep on this and find out what we can tell you. coming up we'll speak with our criminal defense experts on what comes next in this investigation. we know that he was charged but then he was released on his own recognizance apparently. bill: we first heard about this at day break, we were told she went to his home to surprise him for valentine's day, he thought