"A video of the massacre revealed that Judge Roll literally laid his life down to save another. The judge was shot in the back as he knocked down and then shielded congressional aide Ron Barber from more of the bullets fired by Loughner. According to a sheriff's department employee who viewed the video, Judge Roll placed himself over Barber while Loughner continued firing. . . . "We all wonder what we would do under such circumstances, but I am convinced that Judge Roll's Christian faith played a major roll in his actions on Jan. 8. I know this because Judge...