Atlantic City's only traditional supermarket is preparing for a significant expansion as renovations continue at Renaissance Plaza, according to City Councilman Kaleem Shabazz.Shabazz said during an appearance on Off The Press with Scott Cronick on WOND that work is already underway at the Atlantic Avenue shopping center and that the supermarket is preparing to expand into an adjacent storefront. Shabazz said the expanded store is expected to add services that residents have long sought.