and we'll get some answers from aviation expert john nance about in her crash. family members of the 179 people killed are pressing officials to work faster to identify their loved ones. abc news reporter christiane cordero has the very latest on this investigation. >> white flowers a tradition for korean funerals, mark a place to mourn for those shocked and saddened today. officials say 179 people, including five children, were killed when this jeju air flight attempted to land without the landing gear down. video shows it skidding down the runway before slamming into a concrete wall. this woman says she's in disbelief that her friend's daughter was on board. among the pieces of evidence part of the investigation. this video, which shows a flash and a puff of smoke on one engine shortly before the attempted landing, officials say the flight arriving from bangkok was warned of birds in the area. two minutes later, the pilot made a mayday call saying they had hit birds and were going around. the plane made a 180 degree turn and crash landed moments later. that tu

joining us now is abc news contributor and aviation analyst, john nance. hn, thank you so much for being near there this morning fs very disturbing story. based on what we've seen so far, what do you think happened? >> we've got a mystery here, gio. there's no question about it. you don't land with your landing gear up if you have time to put it down. there's an alternate method even if you've lost all hydraulics. why did they land with the gear up? was it a situation where they had another emergency we don't understand yet in the cockpit or was there something else, including just forgetting to put it down in the middle of an emergency? >> gio: and john, another thing that we noticed here in this video is that the plane just isn't slowing down, even when it's landing on its belly. some airports have those crush pads at the end of runways to slow them down. is that something investigators are going to look at here? >> they will look at it, and they'll look at the application of that worldwide for that matter, but the problem is with a crush pad, you still g

but now the 3rd times a charm good. nance have decided in the current context of economic town, while the john mama is the man to spock. change that spring in franklin who do the guardian political commentator and founder of the money sent out for policy and education. hello. say welcome so far, my precedence, and now president elect joined my how my house and lots on his plate. no doubt. he's promised to fix the economy and restart donna. what would that look like as well? thank you for having the um, i in these days when you use the word reset. uh how many and be so many things i think of the oh, just just wanna make sure kind of i suspect that the, the one, the web reset, reset the reset as use the glass to the, the kinds of govern us. which less but which, where are called and really, really, really surprised, but no matter what, defend of human rights. and indeed the someone who jumped to you on the columbia grasp was actually up taking this to those days. and so when, when, when the best them, why am i sees i reset, reset. their private means that we'll, we'll, we'll know, we'll try not

but now the 3rd times a charm good. nance have decided in the current context of economic town, while the john mama is the man to spark change. last spring in franklin called you the guardian political commentator and found out of the money sent out for policy. and education. hello sir. welcome. so former presidents and now president elect joined my home. i have a lot on his plate. no doubt. he's promised to fix the economy and restart donna. what would that look like as well? thank you for having the um, i in these days when you use the word reset. uh, how many be some of the things i think of the oh, just just on base your kind of. i suspect that the, the one to where we set to reset the reset, this use the lives to the, the kinds of governance with which less but which, which are called and really, really, really surprised by the model of defend of human rights. and indeed, the someone who jumped on the columbia grad school doctor need us to give this to those days. and so when, when, when the best them, why am i sees a reset reset? their private means that we'll, we'll, we'll know, we'll t