Amanda Knox is back in Italy for the first time since her murder trial, set to speak at a conference organized by an aid group for people falsely accused and charged with crimes, NBC News reported.
The 31-year-old was acquitted of killing her British roommate after a long legal saga.
Knox was swarmed by media when she arrived at an airport in Milan Thursday.
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She tweeted Wednesday that she wouldn't be speaking with journalists ahead of the speech, hoping it "will speak for itself."