.... For three minutes, neighbors watched in horror as Ruiz was choked and tasered while one of the assailants chanted the familiar refrain: “Stop resisting! Stop resisting!” The assailants then shackled Ruiz’s hands and feet, and dragged him down the stairs. The victim’s unsupported head struck every one of the concrete stairs on the way down. By the time Ruiz reached the ground, he was as brain-dead as the armed functionaries who had assaulted him....