flight line. that's where we met this woman who moved back to afghanistan to teach six years ago. >> it was a dream come true for me. i had a house by the mountains. i couldn't imagine leaving. but it's time to go. >> reporter: you left the house? >> everything. everything. a small little suitcase with my laptop and that's it. >> reporter: she's bringing 25 members of her extended family. she didn't want to leave. we were just looking up at the afghan flag. >> i don't know how much longer it's going to be there. this is really sad. i don't know if i'm going to be back. i'm hoping. i don't know if i'm every going to be back. >> reporter: eventually a c-17 arrives and taxis into position for boarding. for gina, it sinks in. these are moments that change the trajectories of families for generations. >> michael crowley, you and i