young asia cottom, rodney dickens and bernard brown were brimming with excitement as they had been selectedm a group of 6th-graders to fly all the way to california with their teachers for a national geographic conference. >> the day was just a normal day, and bill went off to work, i got the kids to school, and... >> she banished me from driving because she claimed that my driving, i was reckless. so she drove that morning... >> ...a hug, and he went on, we said we were gonna meet at the mall for dinner... >> marjorie salamone worked late the night before and was tired as she kissed her husband ben good-bye and left for work that tuesday morning. >> i noticed that here dress was open in the back. and so i looked at that and i just thought, "i wonder if she knows that her dress is open in the back." so i said something to her about it and she said, "oh, yeah, i know about it," and i said, "oh, okay." and i think that might have been the last thing we said, i just don't remember. >> nobody knew what lay ahead. >> man: they turned off the transponder and dove the airplane down to guide it bel