World | Amanda Knox Ex-Roomie Saw Scratch on Knox's Neck Struggling victim may have left mark, which was not a 'hickey' By Wesley Oliver Posted Feb 14, 2009 5:14 PM CST Copied Amanda Knox, wearing a t-shirt reading "All you need is love," is escorted by an Italian penitentiary police officer as she arrives to stand trial in Perugia, Italy, Saturday, Feb. 14, 2009. (AP Photo/Stefano Medici) Amanda Knox wore a mysterious mark on her neck only hours after her roommate’s fatal stabbing, a witness testified today at Knox's murder trial. “I noticed it because it was known that Meredith had been killed by a wound to her neck,” said former roommate Laura Mezzetti, who suggested that victim Meredith Kercher wounded Knox before being killed. The mark wasn't a hickey, which would have been "purple and more round," Mezzetti said. Wearing a T-shirt reading “All you need is love,” Knox took the witness stand again today to deny claims of friction with her former roommates, the Telegraph reports. “I always had a good relationship with them,” said Knox, adding that the much-discussed issue of house chores has been “exaggerated.” Read These Next Car buyers appear to be getting fed up with soaring prices. America's most popular cooking oil is tied to weight gain. Home Improvement actor arrested for sixth time in 5 years. Tommy Lee sells the safe 'that ruined my life.' Report an error