men flood through the gates of an army recruiting center. the men have all just shown up spontaneously. from 12 years old and up, some have already lost family members to the jihadi fighters. young and old none given any training. but in baghdad -- we also found this. a celebration amidst the fear. a wedding. a new family that somehow through it all looks to the future. but the threat to baghdad is very real. there are iraqi security forces all over the streets, checkpoints set up everywhere. of course, the u.s. says it will work with iran to try to stop the militants. but the people we have spoken to believe it is up to them to defend this city. martha raddatz, abc news, baghdad. stay with abc news as we cover the crisis in iraq, look for more live reports on "america this morning" and the latest from martha raddatz on "good morning america." >> now to our other major story this morning -- a state of emergency for a nebraska town nearly wiped off the map by