1. Exquisite Tweets from @NTSB

    blechCollected by blech

    NTSB investigators have arrived on scene in San Francisco. Team is making their way out on scene.

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    NTSB investigators conduct first site assessment of #Asiana214 in S.F. pic.twitter.com/HakLNtYkwQ

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    Chairman Hersman and Investigator-in-Charge Bill English looking at interior damage to #Asiana214. pic.twitter.com/OOOLz8jYic

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    Chairman Hersman is interviewed on the investigation of #Asiana214 pic.twitter.com/YycB5r4k25

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    NTSB's Greg Smith with flight data recorder and cockpit voice recorder from Asiana 777 in NTSB's DC lab. pic.twitter.com/vujIw1Ry3u

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    Asiana flight data recorder (L) and cockpit voice recorder (R) in NTSB's Washington lab. pic.twitter.com/PN9qNvgs9R

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    NTSB media briefing at 1:30 PDT at SFO Aviation Museum on Asiana Flight 214.

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    An initial review of CVR data was conducted. #Asiana 214

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    Preliminary results revealed: 2 hour recording...good quality. #Asiana 214

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    The flight was cleared for the visual approach to RWY 28L, which is confirmed by the crew. #Asiana 214

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    Target speed for the approach was 137 knots. #Asiana 214

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    Sound of stick shaker began approx. 4-sec prior to impact. #Asiana 214

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    Call to go around made approx. 1.5-sec prior to impact. #Asiana 214

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    An initial review of FDR data was conducted. #Asiana 214

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    Preliminary results revealed: 24 hours of recorded data. #Asiana 214

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    FDR contained 1400 parameters and captured the entire flight. #Asiana 214

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    The data indicate that the throttles were at idle and the airspeed slowed below target approach speed during the approach. #Asiana 214

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    The throttles were advanced a few seconds prior to impact and the engines appear to respond normally. #Asiana 214

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    Video of NTSB press briefing on Asiana flight 214 now available at: youtu.be/XLYeUbeyfOg

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