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Amanda Knox (R) cries and gestures to friends while her mother Edda Mellas sits next to her during a news conference at Sea-Tac International Airport, Washington after Knox landed there on a flight from Italy, October 4, 2011. Knox returned home to Seattle on Tuesday, one day after an Italian court cleared the 24-year-old college student of murder and freed her from prison. (Credit: Reuters/Anthony Bolante)

Amanda Knox (R) cries and gestures to friends while her mother Edda Mellas sits next to her during a news conference at Sea-Tac International Airport, Washington after Knox landed there on a flight from Italy, October 4, 2011. Knox returned home to Seattle on Tuesday, one day after an Italian court cleared the 24-year-old college student of murder and freed her from prison. (Credit: Reuters/Anthony Bolante)