the orlando office of jose baez is filled with files and exhibits from the casey anthony trial. >> a year before cayleesed. >> for the first time since anthony was acquitted, baez examines the exhibits. baez says it's because of these trial graphics that the jury was able to see through the holes in the prosecution's case. >> this first one is a testimony of dr. garavaglia and the three reasons as to what she gave as to why she called it a homicide. when you look at each one, they don't necessarily involve any type of medical training. >> most people haven't seen a human decomposition stain. so we had one of our experts, tim huntington, show a photograph of what a human decomposition stain is. and that's what it looks like. so as you can see, it's a sticky, greasy, disgusting kind of material and once it soaks in, not even professional cleaners can get it out of a carpet. this is the trunk of casey's car. you can clearly see that that is not anywhere near a human decomposition stain. that's why we called it a phantom stain. we put up all of these people and challenged the jury to remember who these peo

they want him to be part of a panel on tonight's show to discuss missing toddler caylee anthony. >> it'sa long day but i got a call this afternoon that "larry king live" was going to be talking about the missing girl in orlando, florida, and they were going to talk about forensic evidence they had found. >> that is very concerning to me. the smell of decomposition is very distinct. the fact that it was -- >> dr. spitz isn't the only one from his office still busy. >> okay. great. i will be on my way out there. all right. see you in a little bit. >> an employee of the medical examiner's office is on call 24 hours a day, 7 days a week to respond to death scenes. six medical investigators split 12-hour shifts. when someone's life ends, their work begins. >> they go to these scenes and they collect the information that i need and that they need to make decisions about how a death investigation is going to be handled. >> pulling the night shift after the bloody scene at the condominium is medical investigator rene diegel. >> in the dead world people want to forget about everything. we're here

. >> i went to walmart at 3:00 in the morning to buy a saw to saw open caylee anthony's skull.overt offer of a plea deal. >> casey, i have to tell you what the offer is and you must consider it.