An Awakening
They were a little bit like comets that day in September, flights 11, 77, 93 and 175, as they sailed through the sky, finally exploding on impact with two of the most provocative symbols of American culture. And when they hit, fiery explosions left blazing wreckage, smoke, ash and destruction. The images of suffering left by these surprise attacks from the sky were instantaneously burned into Americans' brains forever.

