Amanda Knox declared in a tweet this week: "6 Years Free!" It was on October 3, 2011, that an Italian court overturned the Seatlle woman's murder conviction in the death of her roommate Meredith Kercher. Knox is now 30 and living in Seattle. Nancy Grace revisits the controversial case in this episode with attorney Anne Bremner, a spokesman for the Knox family, and Seattle reporter Linda Byron, who closely covered Amanda's story since the beginning.