There were eight children murdered while flying on 9/11. Three kids, ages 3-5, were on Flight 175, which hit the South Tower at 9:03 a.m. Five children, ages 3-11 were on Flight 77, which hit the Pentagon shortly after. Christine Lee Hanson was the youngest of the day's victims, at 2, traveling with her parents to LA to visit family and see Disneyland.