a lot of the forensic evidence gathered here at the house where amanada knox and meredith kercher were flat makes has come under scrutiny. evidence suggesting that a knife onch had amanada knox's dna the handle and meredith kercher 's on the blade has been called on reliable. the report concluded that the evidence might have been contaminated. there is a real possibility that amanada knox could walk free along with raffaele sollecito in the next week or so. that would leave the drifter in jail. police have always said this was a group crime. >> this is "bbc news," the headlines. the palestinian president has made a historic speech at the united nations. wall street has breathed a sigh of relief at the end of an exhausting week of volatility on the world financial markets. back now to the news that the palestinian president mahmoud abbas has made a historic speech at the u.n. which is part of the application for a formal recognition of the state of palestine. israel and in the united states have expressed opposition. they say that peace can only come with direct talks with israel. we ca

during the appeal, a lot of the forensic evidence scattered here at the house where amanada knox and meredith kercher were flat mates have come under scrutiny. meredith kercher was just 21 when she was sexually assaulted and stabbed to death. her family complaining that she had faded from the public memory. she has been completely forgotten, her sister told italian television, but we need to find justice for her. the savage killing of meredith kercher took place at a small house at the edge of the city. in particular, the dna of raffaele sollecito has been dismissed as potentially contaminated. evidence suggested which had amanada knox's also had meredith on the blade has been considered unreliable. there is a chance that amanada knox could be released. >> as if the offense here on earth plane out at the u.n. did not give us enough to follow, -- as if events here on earth playing out at the u.n. to not give us enough to follow, nasa satellites are following a satellite that will crashed down to earth. nasa says it is unlike the that anyone will be hit. it was more than a century ago