That was Annette Nance-Holt's directive to her son. Two years after the 16-year-old was gunned down protecting a friend, his mother has put herself on the front lines of the anti-gun movement. Annette Nance-Holt sits in her son's favorite chair, the plush black one that faces the back door of the West Pullman home they shared. It's been nearly two years since the 16-year-old was gunned down on a CTA bus after leaving Julian High School. "Blair should be in college... (GunPolicy.org)