>> it's really powerful, what you have is dr. murray calling in the security fellow and he says to alvarez, basically, help me clean up this crime scene. he asks him to take the vials of medicine and throw them in a bag and take the i.v. material and throw it in a different bag. this is really great stuff for the prosecution. and terrible for the defense. >> we also heard his description of michael jackson's daughter. when she walked in and saw her father there, palms up, mouth open. >> palms up, mouth open and looking toward her because that's the way his head is placed. and she is screaming daddy and crying. and the one good thing dr. conrad murray says is he says basically get the kids out of the room. then the security guard alvarez says don't worry, kids, everything is going to be fine and moves them out of the room. this has to be a memory for