41.   It shows the black wedge of an airplane slamming into the north tower of the World Trade Center.

42.   It showed a man falling headfirst to his death from the north tower of the World Trade Center.

43.   It was crushed by the collapse of the north tower.

44.   Jules Naudet was inside the north tower when the south tower collapsed.

45.   Mohamed Atta is the man FBI agents believe piloted the first plane into the first target, the north tower of the World Trade Center.

46.   Mr. Manning, who took the morning shift with the baby, was still at home when the plane hit the north tower.

47.   Naudet nearly died himself when the north tower collapsed.

48.   On Saturday, sometime after noon, crews digging in an area at the base of the north tower that they knew was a stairwell happened upon the remains.

49.   On that Tuesday, like scores of other classmates, she saw the north tower spewing gigantic flames beyond the windows of her classroom.

50.   One bomber went to the Jersey City shoreline to wait for the north tower to topple into the south.