. >> sollecito and knox were first accused of the kircher's killing in 2007. they say that the acquittal stand. he understands that kircher's family is upset but it is the truth. >>> we're learning that dozen of world leaders including president obama's passport and visa almost became billion public. they accidently sent it to the organizers of the world soccer cup, and the e-mail has since been deleted. risk of a breach is very low. they did not charge the attendees. >>> bowe bergdahl's attorney said that the report is not what happened. >>> and many are protesting drugs tested by the fda. >> we want to show people how to replace property against the worst mother nature has to offer. >> experts forecast how to stay safe. >> i'm standing in a tropical windstorm. >> in extreme weather. >> oh my god. >> techknow's team of experts show you how the miracles of science... >> this is my selfie, what can you tell me about my future? >> can affect and surprise us. >> don't try this at home. >> "techknow" where technology meets humanity. tonight, 6:30 eastern only on a

conviction of amanda knox and her italian next boyfriend the murder of a british student meredith kircherht years ago. if the arctic -- if the verdict had been upheld, she would have served a 25 year prison sentence. knox was allowed to return to the united states. our correspondences outside of the court in rome. gavin, what can you tell us about what italy's court said in overturning the verdict? reporter: there have been extraordinary twists and turns in the seven-year case convicted, acquitted, convicted again, and the supreme court had to decide whether they thought the guilty verdict was satisfactory. they have thrown the case out. amanda knox has been acquitted in the last few minutes in this court case. theoretically there was a possibility, it was seen in the italian justice system, as unlikely. we were talking with the lawyers and they thought there would be to options. a retrial if the judges were unhappy with the question about forensic evidence linking them to the brutal murder of meredith kircher in 2007. they have not given their reasoning, they have simply thrown out the c

italy's highest court overturned her conviction for murdering her roommate meredith kircher, ending an-year-old court case. knox and her ex-boyfriend were convicted of the brutal murder in 2009. then they were acquitted, and then convicted again last year. outside her mother's house in seattle knox says she's grateful to have her life back. >> i'm incredibly grateful for what has happened for the justice i've received for the support that i've had from everyone from my family from my friends, to strangers, to people like you. >> knox always said she was innocent and said she came back to the u.s. knox has written a memoir taken a job at a newspaper, recently gotten engaged. >> new at 6:00 a ladies and gentlemen fight groek out at a 7-eleven parking lot and left one man dead. it happened early this morning in leesburg outside historic plaza street. investigators say the fight involved a large group of people who are all in a nightclub earlier in the night. one man was stabbed in the leg, and he died. >>> over in northeast d.c. paramedics had to rush two people to the hospital last night

potential retrial of amanda -- american amanda knox in the murder of her one-time roommate, meredith kircherourt decided to overturn the murder convictions and we had assumed that would come with an automatic retrial at the appellate level again but we understand from the court, what they read today, is they are throwing it out entirely. there will not be a retrial. amanda knox and her boyfriend rafael sollecito are free it's over and justice as far as the italian court system has ruled is done at this point. the case is over. >> a complete victory for amanda knox and her former boyfriend, rafael sollecito. is this a big surprise over there? >> reporter: it is a big surprise because -- especially because we had understood from all the precedents that if they overturned this conviction there would be another appellate trial. that's how this generally works. it is not the normal procedure for the supreme court in italy to just simply annul a verdict and not send it back to the appellate level. so that is a surprise. i think they just found too much reasonable doubt in terms of all of these ver

uphold a hearing murder conviction on her and her one-time boyfriend for the 2007 murder of meredith kirchertates. and if they uphold conviction they could attempt to extradite and return her to italy. >>> coming up next jon hamm's recent stay in rehab and revealing his struggle with addiction. >>> and his portrayal of a mad man, and j.k.'s chip lash and his growing hope in detroit. >> were you rushing or were you dragging? i don't know. >> if you deliberately sabotage my band i will gut you like a pig. in new york state, we're reinventing how we do business so businesses can reinvent the world. from pharmaceuticals to 3d prototyping, biotech to clean energy. whether your business is moving, expanding or just getting started... only new york offers you zero taxes for 10 years with startup ny business incubators that partner companies with universities, and venture capital funding for high growth industries. see how new york can grow your business and create jobs. visit ny.gov/business jack's heart attack didn't come with a warning. today, his doctor has him on a bayer aspirin regimen to help

. >> where amanda kircher was from. >> really two sides. >>> coming up later, right now, it is cnn moneyspondent christine romans in our money center. a huge merger this morning. >> it's a mac and cheese and ketchup merger. heinz is buying kraft. packaged food companies have been struggling food tastes are changing very quickly. people are seeking out healthier options, causing big challenges for these food companies. >>> a lot of talk about the low-cost airlines and their safety records, now budget airline does cut corners on conveniences like leg room and free bags. but experts tell us they do not cut corners on safety. safety for the budget airlines same requirements same rules as for the big major carriers. where the differences are, on the low-cost carriers their pilots may be paid a little bit less, sometimes their airplanes are a little bit older, but they have the same same requirements for safety as the big airlines. >> thanks for all of that christine. there are still more questions than answers in the crash of germanwings, the passenger jet. what causes a plane to descend 32,0