and by the frontline journalism fund, with major support from jon and jo ann hagler.support from laura debonis and scott nathan. and the charina endowment fund. >> the black boxes from the ethiopian crash have been recovered. >> it's the second disaster within five months involving the boeing 737 max. >> that's the same kind of aircraft that crashed back in october in indonesia. ♪ ♪ >> 157 people, including passengers and crew members on board, all are dead. ♪ ♪ >> the first thing you get to see at the site is a very big hole. and then to only imagine, this is the place that they were last alive. ♪ ♪ >> we learned that there were no survivors on the plane. and then our objective was to go and bring my daughter's body home. >> now, you're in close proximity, you're able to see the fine details, you're able to maybe think, these are personal effects belonged to carol, my sister, or my mom. um... uh... this bone, whose bone is this? ♪ ♪ >> and they told us that there was no part of a human thawas bigger than a femur that was left. >> that whole experience is just a jumbl

and by the frontline journalism fund, with major support from jon and jo ann hagler. and additional support from koo and patricia yuen and suzanne and mark colodny. >> if you're just joining us, you probably already know the world trade center towers, the twin towers, the new york landmarks, have collapsed and are gone. >> narrator: 9/11. >> this is huge, this is huge. >> narrator: america attacked. >> claire, let me interrupt you for a second, we now have fire confirmed at the pentagon. >> narrator: in washington, d.c., fear. >> the state department has now been evacuated, the white house has been evacuated, the capitol has been evacuated... >> this is just not the place to be. >> narrator: the u.s. capito a target. >> the american public was really not prepared for the idea of an attack on american soil. >> it is surrealistic, but at the same time, it is one of the darkest days in america. >> when 9/11 happened, i think it was very easy for people to understand, even at that moment, that we were embarking upon a new era in american history. >> ♪ ...beside her and gu