Young women who rock bikinis for a living are about to get busy.Swimsuit-clad models will hit runways through Sunday at the Raleigh Hotel as Mercedes-Benz Fashion Week Swim returns for its fifth year -- and with its biggest lineup yet.he five-day, invite-only production draws glossy magazine editors, department store buyers and boutique owners, most of whom are already in town to attend the massive, annual trade show by the Swimwear Association of Florida at the Miami Beach Convention Center.