Nightly News | July 13, 2013
>>> there is news tonight in the investigation of crash of asiana flight 214 which is unfolding anthony broadcast a week ago tonight. officials have finished clearing away the plane's wreckage. the runway is back home. we get more from mike taibbi .
>> reporter: runway 28 left after the wreckage of asiana flight 214 was removed and after a third victim a 16-year-old teen whose family asked for privacy succumbed to her injuries.
>> it's a very sad day here. we've all done everything we could to take care of this young lady .
>> reporter: it was one week ago today that the asiana air boeing 777 slammed a seawall on approach snapping off one engine and also the mainlanding gear. ntsb chairman said the aircraft's equipment was in working order.
>> there's no anomalous behavior of the pilot, director or auto throttles.
>> reporter: the pilots cleared to hand fly on visual approach were confused in the final seconds.
>> first, about being above the glide path , then about being on the glide path , and then later, about being below the glide path .
>> reporter: about the pilots, a san francisco television station on friday not only misidentified them but did sign a humiliating way. they fell for a prank and announced names for the cockpit crew that were false and racially insensitive.
>> captain sum ting wong, wi wi tu lo.
>> we made several mistakes. first of all we never read the names out loud.
>> reporter: lessons learned one week later from a tragedy from dozens of passengers and cost three lives. mike taibbi nbc news, los angeles .