the national lead. two years after a senseless rampage in tucson we're learning new details this afternoon about what really happened the day congresswoman gabrielle giffords was shot. gunman jared loughner robbed six people of their lives and left a dozen more bleeding in a tucson parking lot. giffords of shot in the head and miraculously survived. now a new release of previously sealed documents sheds new light on what was going on in loughner's mind. >> the most haunting thing about the killer's face, that smile. we'll never know exactly what jared loughner was thinking, but today the pima county arizona sheriff's department released almost 3,000 pages of documents from their investigation. they paint the picture of a man who long ago lost touch with reality. loughner's parents told police he dabbled in cocaine and marijuana and that he once owned a shotgun. but upon advice of school administrators, after he was kicked out of community college for an inflammatory video he posted online, they took the gun from him and hid it along with