Patrick John Lyons News Today

the children who were with president bush on the day he was told planes had flown into the twin towers. what they remember. and, the brave one. a young boy honors his father, the fallen hero he never knew. a special edition of "nightline" starts right now. >> announcer: from the global resources of abc news, with terry moran, cynthia mcfadden and bill weir in new york city, this is "nightline," september 9th, 2011. >> good evening, im cynthia mcfadden, reporting from ground zero. it ...

mcfadden, reporting from ground zero. it was here, ten years ago, that planes struck the twin towers, reducing the buildings to rubble and shaking our country to its core. in a chilling twist, authorities again believe terrorists have entered the u.s. and are planning an attack. im joined now by my colleague brian ross with t t latest on the investigation. >> reporter: good evening, cynthia. with tight security trying up traffic in new york and washington, the intense manhunt continues...

starts right now. >> announcer: from the global resources of abc news, with terry moran, cynthia mcfadden and bill weir in new york city, this is "nightline," september 9th, 2011. >> good evening, im cynthia mcfadden, reporting from ground zero. it was here, ten years ago, that planes struck the twin towers, reducing the buildings to rubble and shaking our country to its core. in a chilling twist, authorities again believe terrorists have entered the u.s. and are planning an attack. im...