. >> a life long local with a promising career at the university of louisville, now retired rick arnold knew it would be a high profile case. he did not know it would be the case of a lifetime. >> this is detective rick arn d arnold. today is may 18th, 2006. >> the video camera rolled across the crime scene. >> this is where the victim's body was located. >> the harsh reality of death lay side by side with the images of young life. erin's body in a pool of brood near a red kid wagon. a shell casing in front of a box of diapers. and the bed where erica jumped for joy was cases. >> detective arnold noticed something on the bed that would burn in his memory throughout the investigation. >> the first thing that immediately hit me was the dora the explorer pillow. it had blood on it. >> what was the emotion when you saw that? >> anger. >> with two young kids of his own, this case had already hit rick arnold hard. on the spot, he made a promise to erica's grandmother. you said, we're going to find who did this. >> yes. >> that's lot to promise somebody, isn't it? >> yes. >> coming up, a glimm

arnold schwarzenegger's bad ratings on "the apprentice." and then he tweeted about barack obama wiretapping him at trump tower. so on, and so forth. so he can very easily do what rickm was begging him straight to camera not to do, and it is hard to imagine that suddenly that's going to change because of these numbers. >> these mashes are good, but on each one of these metrics -- policies, moving the country in the right direction, confidence in ability to do it, overall reaction to the speech -- he's down in each one of those categories from a year ago. you do see the wear and tear of one year of his presidency, even though clearly these are good marks for him. >> he did get good grades a year ago. it wasn't a state of the union, it was an address before a joint session of congress. he did get a lot of praise for that speech, as dana points out, sort of went away relatively quickly. anderson, back to you. >> wolf, the point gloria was making earlier, that's the question in the coming days, what then dominates the news cycle? senator santorum was saying the half life of this is short. >> what's the shelf life? will the president be consistent? he was not consistent