SHELBY, NC - Lisa Roberts has shopped at the Food Lion store on 1523 Lafayette Road in Shelby, N.C., for the past 12 years. Each shopping trip the stay-at-home mom tries to save by using coupons to buy groceries for her husband and two children. But on Thursday, Roberts wasn’t looking for deals. Instead, Food Lion named her its Grand Prize Winner in the Kitchen Makeover Sweepstakes, and presented...