The screams seemed too vivid from the start, too visceral to belong to crowds celebrating a crisp and sunny Halloween in Lower Manhattan. The tragedy had unfolded in just minutes, and for hours and hours it remained too senseless to believe.
Sirens and police tape surrounded the white pickup truck that a 29-year-old assailant transformed into an instrument of terror when he began hitting cyclists and joggers along the West Side Highway bike path. A mangled school bus sat next to it.
Bodies lay strewn along the way. For those who encountered the scene on Tuesday, the aftermath was as
