OMAHA, Nebraska — A shaggy-haired figure in a baggy sweatshirt enters the Von Maur department store, glances to the right and left, and leaves. He's captured again by a surveillance camera about six minutes later as he re-enters, clutching his midsection as if hiding something, and stalks toward the elevators. Investigators on Friday released surveillance footage showing the prelude to Robert Hawkins' pre-suicide assault on holiday shoppers at an Omaha mall. Eight... (GunPolicy.org)