knox s attorney say she is the victim of an overzealous prosecutor. knox is expected to address the court on monday. the trial of michael jackson s physician, dr. conrad murray, entered a new phase. paramedics and a doctor are talking about what they witnessed at the end of the pop icon s life. one paramedic described murray s demeanor when they arrived at jackson s house. i asked was what his underlying health condition was. he did not respond. i asked again what his underlying health condition was. he did not respond. and then he, i think, it was the third time he said nothing. nothing. he has nothing. and simply that did not add up to me. why is that? doctor s in the house, iv pull, iv hooked up to the patient. it didn t seem normal. next week the er doctor who pronounced jackson dead returns to the stand. new jail video of casey anthony has been released. the security video shows the moment anthony learned the remains of her 2-year-old daughter caylee had been