A straight-A student athlete has been left paralyzed after he was shot in a Waffle House parking lot while coming to the aid of a friend, according to his family. Seth Jackson, 18, suffered a ruptured lung and aorta, fractured ribs and a shattered spinal cord in the terrifying incident in Richardson, Texas, on March 19,  WFAA reported . The Richardson High School senior had gone to help his friend, who was being attacked by a group of teens, when at least one of them pulled out a gun, shooting