others were charged in 2007 with the brutal murder of knox's british roommate, meredith kercher. knox's parents have stood by her side since the case began. >> it's been a very long four years, but we couldn't have made it through without all you people out here supporting us. and especially amanda. >> reporter: for years she has maintained her machines and fought for her freedom. on monday, knox broke down when she heard will the verdict. now it's tears of join as the 24-year-old begins per first days of freedom. the knox family has asked for privacy, although amanda knox will almost certainly encounter lucrative offers to tell her story in the pfuture. lynn, back to you. elsewhere, chris christie has finally made it official, he is not running for president in 2012. tracie potts joins us with more from washington. and the very latest of the