dr. jeffrey guy, professor of surgery at vanderbilt. when we know, when this autopsy, full toxicology report comes out, if there were other drugs in his system, would it show that propofol -- will we know if that is the main source, cause of death or not? >> you probably won't have a smoking gun. you'll probably have like brain was swollen because of lack of oxygen or perhaps vomited into his lungs. . going to see, we probably won't have a large amount of propofol seen on this report, is that what you're saying? >> this isn't so much about propofol causing -- propofol creates a condition for trouble. a responsible provider is looking for trouble and needs to be able to respond to that. propofol makes it so you can't breathe, open your airways or your blood pressure is low. those are the things that resulted most likely in michael jackson's death. the problem here is the doctor wasn't able to recognize it or wasn't present to recognize it. nor was he equipped to treat it. >> let's get back to jennifer, our attorney. jennifer, so it creat