in 2009, her husband is the the only person of interest named in this case and he has never been charged. martha: all right. how about this case? there are closing arguments in the appeals case of american college student amanda knox, convicted of murder two years ago, she's now serve ago 26 year sentence in an italian prison, court appointed experts say the original investigation involved more than 50 errors. agreeing burke is streaming live from rome. greg, obviously this is a very tense moment for amanda knox. >> reporter: martha, that's right. you know, it's a very tense moment for everyone in that courtroom to tell you the truth because this really is the beginning of the end, the prosecution, summing up their case today, also, the judge setting the calendar. it looks like we will get a verdict around october 3rd, possibly on monday, october 3rd. now, the prosecution, there has been so much debate about this, and what has changed from the original trial, the prosecution asking the jury today to