The Amanda Knox case

Raffaele Sollecito, background, the former boyfriend of U.S. student Amanda Knox, is shown. Sollecito was found guilty in the killing of Meredith Kercher and was sentenced to 25 years.  (Simone Ferraro / AFP/Getty Images)

Meredith Kercher’s sister, Stephanie Kercher, and brother, Lyle Kercher, speak to the media after the final verdicts against Amanda Knox and Raffaele Sollecito.  (Franco Origlia / Getty Images)

Judge Alessandro Nencini, center, reads the judgment of the Court of Appeals for the guilty verdicts in the Amanda Knox and Raffaele Sollecito case, overturning an appeal made in 2011.   (Maurizio Degl’innocenti / EPA)

Italian newspaper front pages leading with the story of Amanda Knox after she was acquitted of murder.  (Luciano Del Castillo / EPA)

Amanda Knox breaks into tears Monday after hearing an Italian court ruling overturning her conviction in the slaying of her British roommate, Meredith Kercher.   (Pier Paolo Cito / Associated Press)

Amanda Knox is escorted into court in Perugia, Italy.  (Antonio Calanni / Associated Press)

Arline Kercher, mother of slain British student Meredith Kercher, arrives to hold a news conference in Perugia, Italy, prior to the verdict in the appeal of Amanda Knox and Raffaele Sollecito’s murder convictions.   (Pietro Crocchioni / EPA)

Reporters wait outside Perugia’s court for a ruling in the Amanda Knox appeal.  (Filippo Monteforte / AFP / Getty Images)

Raffaele Sollecito attends his appeal hearing at the Court of Appeal on Thursday in Perugia, Italy. Amanda Knox and Raffaele Sollecito are awaiting the verdict of their appeal that could see their conviction for the murder of Meredith Kercher overturned.   (Oil Scarff / Getty Images)

Amanda Knox attends an appeal hearing at the Court of Appeal on Thursday in Perugia, Italy.  (Giuseppe Bellini / Getty Images)

A forensic technician looks at a police video during the appeal trial for Amanda Knox, who was sentenced in December 2009 to 26 years in prison for the murder of her British roommate Meredith Kercher in Perugia, Italy.   (Mario Laporta / AFP/ Getty Images)

Amanda Knox is escorted to her appeal hearing Thursday in Perugia, Italy. Knox was convicted of murdering Meredith Kercher, a British student in Perugia, and sentenced to 26 years in prison.   (Oli Scarff / Getty Images)

Curt Knox, father of Amanda, is interviewed by the media outside the Court of Appeal on Thursday in Perugia, Italy.  (Oli Scarff / Getty Images)